March 11, 2013 12:26 pm Cooking Demo: Tilapia With Lemon-Dijon Vinaigrette D.C.-based personal chef Jenn Crovato cooks sautéed tilapia with a lemon-dijon vinaigrette in the News4 studio. Crovato’s cookbook, “Olive Oil, Sea Salt & Pepper,” comes out April 12. Local 4:00 Competing cat and dog film festivals come to Arlington Drafthouse 2:16 How accurate was Abe Lincoln portrayed in “Manhunt?” 1:49 The Weekend Scene: EU Open Houses, Motown music and Mother's Day ideas 1:57 European embassies open their doors to DC 2:51 Sarah Jakes Roberts reclaims power in new book tour