Dangerous tornadoes swept through Mississippi and Alabama on Sunday, injuring at least 10 and causing serious damage at the University of Southern Mississippi in Hattiesburg. The twister tore through Hattiesburg’s main streets, damaging homes and businesses along the way. It also tore through the adjacent town of Petal, about 100 miles southeast of Jackson, damaging at least 100 homes as well as several businesses. Forrest County Sheriff Billy McGee said none of the reported injuries were serious, and there were no fatalities reported in the four Mississippi counties. In southwestern Alabama, seven tornadoes were reported across three counties, including one that damaged 46 homes in neighboring Clark County.