Here’s a roundup of high school varsity action on Friday, March 28. Boys lacrosse Loyola Blakefield 13, Mount St. Joseph 8: The host Dons (6-2, 1-0 Maryland Interscholastic Athletic Association A Conference) start conference play with a convincing win over the Gaels (5-2, 0-1). Loyola opened with a 3-0 run and Cooper Pasko completed a…