The University of North Carolina at Chapel Hill is canceling classes on Tuesday to "acknowledge and reflect on the seriousness of mental health illness" after two recent deaths on campus, officials announced Sunday. The move comes after UNC Police investigated two suicides over the weekend, WRAL-TV reported. "We are in the middle of a mental health crisis, both on our campus and across our nation, and we are aware that college-aged students carry an increased risk of suicide," Chancellor Kevin Guskiewicz wrote to students in a letter Sunday. "This crisis has directly impacted members of our community - especially with...