Police were have arrested a suspected gunman after one person was shot dead and another was seriously injured on a university campus in Texas.
Texas Southern University, home to about 9,700 students, was put on lockdown by police after the shooting at a student housing complex.
Officers were called to reports of an attack at University Courtyard Apartments on the edge of the Houston campus just after 11.30am, a police spokesman said.
Classes at the university were cancelled while police investigated.
Detectives said the suspected gunman was being questioned in police custody tonight.
The shooting came several hours after an 18-year-old student opened fire with a handgun on the campus of Northern Arizona University in Flagstaff today, killing one person and wounding three.
The attacks were the latest in a series of shooting at US colleges.
Last week nine people were killed and nine more were seriously injured after a mass shooting at Umpqua Community College.
British-born Christopher Harper-Mercer, 26, the alleged gunman, subsequently killed himself after a shoot-out with police.
