'Unbelievable' Swansea becoming Premier League force, says Monk

Football - Swansea City v Manchester United - Barclays Premier League - Liberty Stadium - 30/8/15 Swansea manager Garry Monk Action Images via Reuters / John Sibley Livepic

LONDON (Reuters) - Swansea City are becoming a force in the Premier League after maintaining their unbeaten start with am impressive come-from-behind 2-1 victory over Manchester United, manager Garry Monk said.

Sunday's win was Swansea's third in a row against United and extended an excellent start to the season which began with an opening-day draw at champions Chelsea.