March 27, 2011 6:16 am Weekend Web: Sunday, March 27 Digitsmath encourages students who are learning math to visualize concepts by using touch screen activity. This new classroom technology sprouted right here in Chicago, at Local 5:56 ‘Your nickname should be lionheart': Fallen officer Luis Huesca's brother remembers him in emotional speech 6:16 Colleagues and friends remember fallen officer Luis Huesca 11:15 Superintendent Larry Snelling remembers fallen CPD officer Luis Huesca 0:41 MLB will reportedly modify uniforms by 2025 after player complaints 14:50 Father Matthew Foley honors fallen CPD Officer Luis Huesca's service in Chicago