Manchester United's pace is something Sevilla must be wary of heading into their Europa League semi-final, according to captain Jesus Navas.
Navas spent four seasons playing for Manchester City in between spells at Sevilla and is no stranger to the Red Devils.
While the Spaniard has stressed Julen Lopetegui's side must stay focused on themselves, he did note that United's quick attackers could cause Sevilla problems as the club targets a sixth Europa League crown.
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"I’ve played against them several times. I recall the passion surrounding the [Manchester derby from my time at Manchester City].