31 killed in Mexican prison riot

Story highlights

  • Officials say inmates used homemade weapons in the riot
  • The fighting occurs in a prison about 300 miles south of the border
  • Authorities have identified 13 suspects, officials say

At least 31 inmates were killed and 13 were injured when a riot broke out in a northern Mexican prison Wednesday, authorities said.

The fighting started when inmates from one area of the prison entered another area, breaking prison rules, Tamaulipas state officials said in a statement.

Inmates used homemade weapons in the riot, the statement said.

The fighting occurred in a prison in the coastal municipality of Altamira, Tamaulipas, located about 300 miles (480 kilometers) south of the Mexico-U.S. border.

Authorities have identified 13 suspects who they believe were involved, the statement said. An investigation was continuing Wednesday.