September 21, 2012 10:42 am Single-Gender Middle Schools Lessen the Distraction In an effort to reduce the distraction, one Florida school district experiments with single-sex middle schools. US & World Videos 4:59 ‘Collective failure': Families of Uvalde shooting victims file lawsuit over police response and alleged ‘cover up' 1:12 Norway, Ireland and Spain announce they are recognizing a Palestinian state 4:08 Reba McEntire and ‘The Voice' winner Asher HaVon talk future plans 3:01 Push for New Haven to be ‘Pizza Capital of the US' 0:34 Video shows moment Milwaukee news crew witnesses hit-and-run