Aubameyang treble sends Arsenal into Europa League final

Soccer Football - Europa League Semi Final Second Leg - Valencia v Arsenal - Mestalla, Valencia, Spain - May 9, 2019 Arsenal's Pierre-Emerick Aubameyang, Matteo Guendouzi, Lucas Torreira and team mates celebrate after the match Action Images via Reuters/Andrew Boyers

VALENCIA, Spain (Reuters) - A hat-trick from Pierre-Emerick Aubameyang and an Alexandre Lacazette strike booked Arsenal's place in the Europa League final with a 4-2 win at Valencia on Thursday to seal an emphatic 7-3 aggregate victory.

Unai Emery's side will face Chelsea in Baku on May 29 after their London rivals beat Eintracht Frankfurt on penalties to ensure both European club competitions will feature all-English finals.