Overview

• Mikel Arteta said Gyökeres is improving every game and praised his work rate, pressing and link-up play.
• The Swedish forward has three goals in nine Arsenal appearances but has not scored in his last five outings.
• Gyökeres helped create the opener at Olympiacos when his deflected shot fell to Gabriel Martinelli in a 2-0 win.
• Bukayo Saka added the second as Arsenal moved to six points from two Champions League group matches.
• Arteta said he hopes the goals will follow soon, with West Ham visiting the Emirates on Saturday.