Police seeking clues in Arizona killings

This police image shows the suspect in the killing of six people in Yuma,Arizona Police were searching for a man seen running from a home where six people, including four children, were killed in western Arizona.
Authorities released little new information on the case Sunday other than to confirm that the victims included a mother and her four children, ages 6 to 13.
"We're considering all options and all potential motives," Police Chief William Robinson said at a news conference.Officers responding to a call of shots fired in a residential neighborhood late Friday found a man with a gunshot wound in the home's backyard. The man, identified Sunday as Luis Rios, 35, died later at a hospital...