March 23 (UPI) -- A man and three teenagers have been arrested and charged after three people were killed and more than a dozen injured in a mass shooting at a park in Las Cruces, New Mexico. The Las Cruces Police Department said in a statement that a fourth suspect, identified as a 15-year-old boy, was arrested at about 12:20 p.m. local time Sunday, following the arrest of a 17-year-old earlier in the day. Advertisement A second 17-year-old and 20-year-old Tomas Rivas were arrested Saturday.