Arsene Wenger's side were struggling to see off relegated Sunderland until Sanchez came to the rescue with two goals.
Wenger's side kept alive their faint hopes of qualifying for the Champions League after a 2-0 win over relegated Sunderland on Tuesday.
Where do the UK's most prestigious universities rank in the list?
Opposition voters are more incentivised than usual to maximise their vote by casting it for a non-preferred party which has a greater chance against the Tories.
Simon Cope was announced as the posh burger chain's new boss on Tuesday. He says there are 'big plans' for the chain.
Local police said two people were arrested and one was charged with assaulting a police officer.
Here's what you need to know.
Apple is preparing three new laptops, Twitter cofounder Biz Stone is rejoining the company, and Tesla CEO Elon Musk declined to partner with Uber.
"We find ourselves in a serious situation today."
Experts said Trump may have obstructed justice after The NYT reported on a memo in which Comey wrote that Trump asked him to drop an investigation.
In this report we look at the drivers behind the increasing number of insurtech companies and how they are impacting others in the insurance industry.
Pope Francis on Tuesday received a group of footballers from Juventus and Lazio on the eve of their Italian Cup final clash.
Syria's opposition pledged not to walk away from a new round of peace talks in Geneva on Tuesday despite rebel defeats in Damascus and US charges of regime atrocities at an infamous prison.
Donald Trump's beleaguered White House was rocked Tuesday by a pair of explosive allegations -- that he personally tried to quash an FBI investigation, and that he disclosed highly classified information to top Russian officials.
Colombia and the left-wing National Liberation Army insurgency resumed talks Tuesday aimed at reducing everyday violence on the road to a peace deal.
A ban on laptops and other electronics in the cabin of flights from Europe to America will likely be further expanded to include additional countries, a US official said Tuesday.
The Caribbean and its pristine beaches may be a tourist magnet, but life in paradise comes at a price: the soaring violent crime rate is higher than in Latin America or Africa.
The UN Security Council met behind closed doors on Tuesday to discuss tightening sanctions on North Korea after it fired its latest ballistic missile.
Allegations that President Donald Trump revealed top secret intelligence to a high-level Russian delegation to the White House have raised questions as to whether any crime was committed, and what the legal consequences might be.
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