Coming up this week on Need to Know Rochester we examine how the Trayvon Martin case is reverberating throughout the Rochester area. Also on the show, a look at one area school working to curb the "Summer Slide," and an area researcher's latest find is rocking the art world. Tune in this Thursday at 8:00 p.m. and Sunday at 12:30 p.m. on WXXI-TV Channel 21 and Cable 11 or 1011.