Photos: Cazorla and Sanchez all smiles in Arsenal training session

Arsenal train at London Colney ahead of Sunday's Premier League clash with West Ham United at Emirates Stadium

Alexis Sanchez looked to be in good shape as the Chile international continued his pre-season preparations with his Arsenal team-mates in training on Thursday.

The 26-year-old playmaker returned to London Colney this week after being granted an extended holiday following his involvement in the Copa America with Chile this summer.

Arsenal are continuing their pre-season preparations as they gear up for their Premier League opener against West Ham United at Emirates Stadium on Sunday afternoon.

Also pictured in action during Thursday morning’s training session were the likes of Santi Cazorla and Theo Walcott.

Per Mertesacker and summer signing Petr Cech were also snapped during the first-team training session.

MORE: Read the latest Arsenal player tweets

Arsenal, who finished third and won the FA Cup last season, ended their pre-season preparations in style when they beat Chelsea 1-0 in Sunday’s Community Shield clash at Wembley.

Here are some of the best pictures from Thursday morning’s training session at London Colney.

Paul Pogba
Paul Pogba sends fresh message to Man United fans about his future
Gabriel Martinelli
Mikel Arteta sends Arsenal warning to Gabriel Martinelli
Tammy Abraham
Thomas Tuchel sends clear message to Chelsea FC star Tammy Abraham
Michael Owen
Michael Owen reveals his prediction for Chelsea FC v Brighton
Manchester United striker Mason Greenwood during lockdown (Photo: Mason Greenwood / Instagram)
'I've been really impressed': Ole Gunnar Solskjaer raves about Man United star Mason Greenwood
Paul Pogba
Paul Pogba sends fresh message to Man United fans about his future
Gabriel Martinelli
Mikel Arteta sends Arsenal warning to Gabriel Martinelli
Tammy Abraham
Thomas Tuchel sends clear message to Chelsea FC star Tammy Abraham
Michael Owen
Michael Owen reveals his prediction for Chelsea FC v Brighton
Manchester United striker Mason Greenwood during lockdown (Photo: Mason Greenwood / Instagram)
'I've been really impressed': Ole Gunnar Solskjaer raves about Man United star Mason Greenwood
Top 50 Muslim footballers: Arsenal, Chelsea FC, Liverpool FC and Man United stars feature
Top 50 Muslim footballers: Arsenal, Chelsea FC, Liverpool FC and Man United stars feature