By Scott Trotter Liverpool defender Virgil van Dijk is relieved his side got through their win over Luton Town without suffering more injuries. The Dutch defender helped his side come back from behind on Wednesday night after Luton Town went ahead through Chiedozie Ogbene. The Reds were able to launch a second-half comeback with Van Dijk sparking a glut of goals as Cody Gakpo, Luis Diaz and Harvey Elliott ensured a 4-1 win. It was a more clinical second half display after Jurgen Klopp’s side toiled in the opening period with Diaz managing just one shot on target from six attempts at Anfield. T…