Man United to step up search for new full-backs amid uncertainty over Luke Shaw and Tyrell Malacia's fitness - with Erik ten Hag's side interested in Bayern Munich's Noussair Mazraoui

CHRIS WHEELER IN LA: United's 29-man squad left for a pre-season tour of the US on Wednesday without Luke Shaw, Diogo Dalot and Tyrell Malacia. Aaron Wan-Bissaka is the only senior full-back on the trip.