Manchester United's Kobbie Mainoo celebrates with Alejandro Garnacho after scoring his side's second goal during the Europa League league phase soccer match between FCSB and Manchester United at the National Arena stadium.

FCSB's Siyabonga Ngezana clears the ball next to Manchester United's Kobbie Mainoo during the Europa League league phase soccer match between FCSB and Manchester United at the National Arena stadium.

Manchester United's Kobbie Mainoo, left, challenges for the ball with FCSB's Florin Tanase during the Europa League league phase soccer match between FCSB and Manchester United at the National Arena stadium.

Manchester United's Diogo Dalot scores his side's first goal during the Europa League league phase soccer match between FCSB and Manchester United at the National Arena stadium.

Tottenham's Mikey Moore, right, celebrates after scoring his side's third goal with Pedro Porro during the Europa League opening phase soccer match between Tottenham Hotspur and Elfsborg at the Tottenham Hotspur stadium in London.

Tottenham's Oyindamola Ajayi celebrates after scoring his side's second goal during the Europa League opening phase soccer match between Tottenham Hotspur and Elfsborg at the Tottenham Hotspur stadium in London.

Tottenham's Dane Scarlett, right, celebrates with teammates after scoring the opening goal the Europa League opening phase soccer match between Tottenham Hotspur and Elfsborg at the Tottenham Hotspur stadium in London.

Tottenham's Dane Scarlett, left, scores the opening goal during the Europa League opening phase soccer match between Tottenham Hotspur and Elfsborg at the Tottenham Hotspur stadium in London.

Rangers' head coach Philippe Clement, second from right, embraces James Tavernier at the end of the Europa League opening phase soccer match between Rangers FC and Union Saint-Gilloise, in Glasgow, Scotland.

Rangers' Cyriel Dessers, right, competes for the ball against Union SG's Charles Vanhoutte, center, and Fedde Leysen during the Europa League opening phase soccer match between Rangers FC and Union Saint-Gilloise, in Glasgow, Scotland.

Rangers' Zakariya Lovelace, top, jumps for the ball during the Europa League opening phase soccer match between Rangers FC and Union Saint-Gilloise, in Glasgow, Scotland.

Rangers FC fans hold up their scarfs during the Europa League opening phase soccer match between Rangers FC and Union Saint-Gilloise, in Glasgow, Scotland.