Second-half strikes from Lazar Markovic and Daniel Sturridge gave Liverpool a 2-0 win at Blackburn Rovers in their final domestic friendly before heading to the United States on tour. The Reds remain unbeaten over their four-game warm-up schedule in the UK and now jet off across the Atlantic for three International Champions Cup fixtures, against Borussia Dortmund, Manchester City and Manchester United. Sturridge’s burgeoning understanding with Naby Keita was perhaps the highlight of the match and the pair created numerous chances before the former tucked away his goal, Liverpool’s second, on 72 minutes. The Reds started brightly at Ewood Park…