Mikel Arteta wishes Arsenal could call on William Saliba for Dundalk game

Mikel Arteta decided to leave William Saliba out of his Europa League squad (Alex Livesey/PA)

Arsenal manager Mikel Arteta has suggested he regrets taking the “hurtful” decision to leave William Saliba out of his Europa League squad.

The Gunners host Dundalk on Thursday with just two recognised central defenders available to Arteta.