Barcelona, April 17 -- Lionel Messi made sure there was no memorable Champions League comeback for Manchester United at Camp Nou this time.

Messi scored two early goals to help Barcelona beat United 3-0 on Tuesday and reach the Champions League semifinals for the first time in four seasons with a 4-0 aggregate score.

United had arrived at Camp Nou hoping to take inspiration from its Champions League final victory twenty years ago, when current manager Ole Gunnar Solskjaer capped a comeback against Bayern Munich by scoring the winner in injury time.

But Messi showed that past glories mean very little when he is playing at his best.

His first goal was had plenty of the familiar Messi magic, as he ghosted past a defender and bent the bal...