DeAndre Liggins tied a career-high with 19 points and No. 18 Kentucky ruined Tennessee coach Bruce Pearl’s return to the bench with a 73-61 victory on Tuesday night. Josh Harrellson added 16 points as the Wildcats (17-6, 5-4 Southeastern Conference) broke a modest two-game losing streak by burying the Volunteers with a big run in each half. Pearl, suspended for Tennessee’s first eight conference games by SEC commissioner Mike Slive as punishment…