Now, the former Arsenal captain has opened up on the main differences he felt playing for the Gunners and the Blues over the years.
Arteta was asked about Aubameyang's future after their FA Cup final win, with the Gunners boss admitting he's confident the striker will stay.
Aubameyang has entered the final year of his contract at Arsenal and he is yet to put pen to paper to a new deal and most gooners were so happy that they have not only won the Emirates FA Cup but that they might have done something that could keep the Gabon global at the club as there were reports that he would stay at the Emirates Stadium if they play in an European competition.
Arteta would surely have liked to have these players, particularly Martinelli who scored against Chelsea at Stamford Bridge in January and Leno, as they look to secure a Europa League spot and lift some silverware.
Some evacuations as Isaias reaches The Bahamas
People living in the eastern end of Grand Bahama were also being moved. "Even a lower level storm could really set them back". Still, the pandemic forced officials handling disaster response to wrestle with social-distancing rules.
NASA astronauts head home after historic spaceflight
Two sets of hooks were disconnected, and then the capsule started to float slowly away from the space station around 7:35 p.m. Nasa could extend that slightly, Mr Steve Stich, the agency's commercial crew programme manager, told reporters July 29.