Mikel Arteta reveals why he took Bukayo Saka off against Port Vale as Arsenal star suffers injury scare in Carabao Cup win

Mikel Arteta revealed why he substituted Bukayo Saka against Port Vale as the Arsenal star suffered a fresh injury scare during the Carabao Cup win. The Gunners marched into the next round of the domestic cup competition with a late 2–0 victory…