Man suspected of three shootings USA

US police are investigating whether a 62-year-old man Thursday shot and killed his wife for a school, Friday has killed two more people and several others injured.

The man had previously handed in his badge and gun as an employee in a federal security service. That happened after allegations that he had abused her children.

His wife was shot dead in front of the high school in Beltsville where she went to pick up her children. On Friday there was a shooting in a parking lot at a shopping center in Bethesda, near Beltsville, which killed one man and two others were injured. Moments later there was another shooting at a supermarket a few hundred meters from the parking lot. Therefore, a woman was killed.

Shortly afterwards, the police arrested the man.