Midfielder is ready to leave Arsenal in January but Arteta wants to be sure the club has enough cover to see out the rest of the season without the Swiss international
For anyone (most of us) who doesn't know more than the first two lines
Any move for the Italy international is likely to hinge on whether Chelsea are able to bring in a replacement in January
Physicist Paul Ewart aims to return to university to carry out research
'Ours is a world of wonder, every day it reminds us of its beauty. But it also warns us that we can no longer take life as we know it for granted,' says Sir David Attenborough
Several key factors establish a clear distinction between the two
US president has previously attacked 16-year-old climate change activist
Artwork is being inspected by experts for damage, spokesperson for the gallery said
Army previously used Chinese app to recruit young people
Defeated leader's message that it has been 'quite the year' backfires, prompting taunt that 1912 was 'quite a year' for Titanic
Don't fall victim to lifeless, lacklustre and flat tresses this season with these sprays, powders and lotions
Singer-songwriter's appearance in Game of Thrones caused a huge backlash from fans
Researchers use single-use plastic products like pipettes and minifigs daily, contributing to pollution that won't break down for centuries, writes Alice Bell
Officers accused of 'taking pride in terrorising the most vulnerable people in society' as social media post sparks anger
Lev Parnas accused by Trump lawyer of assisting him in Biden investigation
Crew were forced to shelter in vehicle, fire service says
Snoop shared the video on his Instagram with reference to one of the pair's most popular collaborations
Exclusive: Move to show all but one race live on pay-for TV channel Sky Sports F1 has triggered a huge drop in audience numbers in the UK
15-year effort to clean rivers marred by legal loopholes and severe lack of funding
A 10-year-old girl has died after being hit by an ambulance in Nottinghamshire.
How to take the ultimate trip
Egan Bernal ultimately clinched the yellow jersey to sum up a theme across road cycling's year: young talent producing extraordinary performances
Story became 'a nationwide incident', according to police chief
The 331-metre-long MSC Grandiosa has been in service since the end of October
Hopes maligned musical could replicate slow-burning success of 'The Greatest Showman' have also been dashed