A 26-year-old man is in custody after shooting his mother and sister in the southwest valley Sunday, police said.

A man carrying a rifle killed four people at a New York City office tower Monday, including an off-duty New York City police officer, and wounded a fifth before taking his own life

Shane Tamura drove across the country with a semiautomatic rifle and then carried out a mass shooting on Monday in the building that's home to the NFL's offices, officials said.