DALLAS: As many as seven persons were killed when a gunman opened fire on them in a Dallas suburb on Sunday evening; meanwhile police reached the crime scene and shot dead criminal.
Spokesperson of Police Department, said the criminals in an exchange of gunfire with the first responding officer. The officer was not injured.
Seven people were found dead in the Plano home.
Tilley added that police are trying to solve the puzzle and investigations are under way to reach the end of this conflict.