Sterling scored either side of half-time and Ferran Torres scored his first goal for the club as City bounced back from their defeat at home by Leicester in the Premier League last time out.

Manchester United breezed to victory on the south coast as they reached the quarter-finals at the expense of Brighton.

Dominic Calvert-Lewin scored a hat-trick as Everton beat West Ham 4-1 at Goodison Park.

In a game which lacked almost all of the drama from the Premier League meeting at the Amex Stadium four days earlier, United advanced with a deserved 3-0 victory.

Juan Mata laid on the opener for Scott McTominay before adding the second himself with his 50th goal for the club.

Paul Pogba came off the bench to score late on as Ole Gunnar Solskjaer's side eased into the last eight.

Newcastle United snatched a victory over League Two side Newport County, winning 5-4 in a penalty shoot-out after the match ended 1-1.

Manchester City manager Pep Guardiola rested a number of first-team players but still fielded a top-quality line-up with Sterling, Kevin de Bruyne, Fernandinho, Torres and Riyad Mahrez among the starters.

And it was Sterling who put the game beyond Burnley with his two goals, scored in the 35th and 49th minutes.

Torres then put a gloss on the scoreline with the third and his first for the club 25 minutes from time.

Newcastle manager Steve Bruce breathed a big sigh of relief as his side squeezed past League Two Newport County in a penalty shoot-out.

Joelinton and Newport substitute Ryan Taylor both missed spot kicks to force sudden death but two penalties later, Brandon Cooper sent his kick high over the bar to see Newcastle through.

The game at Newport's Rodney Parade ground finished 1-1 after Jonjo Shelvey's 87th-minute strike rescued the Premier League side.

Newport led from the fifth minute when an awkward shot from Tristan Abrahams on the edge of the area, following a rebound off the crossbar, slipped through goalkeeper Mark Gillespie's fingers.

However, Shelvey produced a moment of individual brilliance when his strike flew into the top corner to force the deciding shoot-out.

Newcastle join Tottenham Hotspur in the last eight after they also claimed a 5-4 shoot-out win against Chelsea on Tuesday.

Australian Associated Press