A pre-match statement issued by London's Metropolitan Police said: "Officers are dealing with disorder at the Emirates Stadium where fans have gathered for the Arsenal vs FC Koln match".
Sanchez made his second start of the season in an impressive showing, capping his performance with a sublime effort in the second half - his first goal of the season against the Bundesliga's bottom side.
"Sanchez played very deep in the first half and when he had more support on the flanks from Kolasinac, he became more risky", Wenger said of his decision to change formation during the break, as quoted on Arsenal's official site.
Hurricane Jose a potential threat to US East Coast next week
For the European weather model, a recurvature out to sea or a landfall in New England or Canada were the preferred solutions. Even the GFS, which initially showed Irma headed towards a SC landfall, agrees with the European model about Jose, she said.
Although Alexandar Borkovic pulled one back two minutes after the break, Silva completed his treble in the 56th minute after being sent clear by Franck Kessie's through ball.
Cologne coach Peter Stoger refused to answer questions on the actions of his club's supporters: "I have no comment about the fans", he said.
Cologne fans descended upon Arsenal on Thursday evening chanting the name of former Tottenham defender Kevin Wimmer.
Arsenal expected to win big tonight in their Europa League fixture against Cologne at 20:05 GMT.
Arsenal will be investigating, however, to understand how the situation arose and what they can learn from the situation going forward.
When the match did get under way, Cologne took the lead in spectacular fashion as Jhon Cordoba lobbed fellow Colombian David Ospina from 40 yards. They now rank dead last through three games, with just one goal scored and a huge seven surrendered.
"Sanchez came alive in the second half", said Wenger.
"It's a good test because it's a European competition, although we do want to play in the Champions League. But Sanchez is Sanchez, he is an exceptional football player", Wenger said.
Wilshere looked sharp again, Reiss Nelson had hardly any time but still gave us a glimpse of his potential and Alexis suddenly found his form again, which is exactly the sort of thing we hoped would happen.
Luckily for the locals, the water did not come gushing in all at once, with Adrian later tweeting that the sea " came back ". A Twitter user posted a video Saturday afternoon showing what appears to be a dried out shoreline somewhere in the Bahamas.
A curfew has been imposed in and around Sirsa , Haryana , where the 800-acre sprawling campus of the Dera Sacha Sauda is located. The motive behind the search operation is to ascertain the total worth of Dera assets across the state of Haryana.
An India-Australia series played without fireworks on the field, without the sledging and banter is a rarity. However, former skipper Michael Clarke , however, said that Australia can win the series by a margin of 3-2.
It reads, "Today, President Trump will welcome Prime Minister Najib Abdul Razak of Malaysia to the White House". Trump is also likely to reiterate thanks for Malaysia's efforts to assist the USS John S.
On the list, the University of Georgia was in a tie for No. 16 among public schools and in a tie at No. 54 on the national list. The business school and program rankings are based on a survey of deans and senior faculty at institutions across the country.
The billionaire businessman was pictured in front of torn-down buildings and uprooted trees on his private island Necker . Giving an update to MPs, Sir Alan said five people had died in the British Virgin Islands and four in Anguilla.
In a draft of a resolution due to be put to a vote on Monday, the USA called on countries to impose an oil embargo on North Korea. Sunday's test of what North Korea said was an advanced hydrogen bomb was its largest by far.
Among those critical of the amendment were Senators Jack Reed (D-RI), John McCain (R-AZ), and Bob Corker (R-TN). The vote on tabling the amendment isn't necessarily indicative of where senators would've voted on Sen.
At the Sabarmati Ashram set up by Mahatma Gandhi, Abe and his wife paid homage to the Father of the Nation. Prime Minister Modi had visited Japan in November previous year while Abe visited India in December 2015.
According to reports from city officials, the crane fell on Biscayne Boulevard, located in the heart of downtown Miami . A crane has reportedly cracked in downtown Miami as Hurricane Irma moves through the city.
Dead After IS Attacks in Southern Iraq
It occurs in aftermath of a visit of iraqi prime minister, Haider Al-Abadi, in province of Dhi Qar, in particular, to Nasiriyya. Islamic State claimed responsibility in a statement on its Amaq news agency.
WWE Smackdown: Kevin Owens assaults Vince McMahon
Vince McMahon makes his return to WWE programming to address the situation involving Kevin Owens and Shane McMahon . Vince did tell something to Kevin off the mic second before Owens made his move.
Destiny 2's Armour Shaders Are Single Use Items
If you're one of those affected, there's nothing you can do about it - no solutions, no workarounds, no ways to avoid it. It all revolves around The Traveler, a planet-sized sphere that never speaks, but seems sentient.
Air Berlin scraps more flights as pilots call in sick
Etihad held 29.2 percent of Air Berlin and has reportedly withdrawn financial support following years of losses. Germany's giant services sector union Verdi on Tuesday expressed solidarity with the absent pilots.
Apple Announces iPhone X, Their Tenth-Anniversary iPhone
The company is also introducing the iPhone 8 and iPhone 8 Plus , as successors to the iPhone 7 and iPhone 7 Plus . After a year of leaks, rumors, and gossip, Apple finally revealed their tenth-anniversary iPhone, the iPhone X .
Those who are climate change deniers are stupid: Pope Francis
In Cartagena , he visited the impoverished district of San Francisco, where he blessed the foundations of a new homeless shelter. The Pope used the occasion to again decry modern slavery and human trafficking and defend the rights of immigrants.
Trump Takes Travel Order back to SCOTUS
The debates here, now before the Supreme Court, have centered around what constitutes such a "bona fide relationship". Lower courts had blocked the ban, saying Trump overstepped his authority and unconstitutionally targeted Muslims.
Rafael Nadal v Kevin Anderson: US Open men's final
Nadal enters his fourth US Open final on the back of an impressive four-set victory over Juan Martin del Potro in the semi-final. Despite his poor career head-to-head record against the Spaniard, Anderson is determined to spoil Nadal's sweet 16 celebration.