Source: Minnesota attacker asked victims if they were Muslim

A federal law enforcement source tells CBS News that the suspect in a Minnesota mall attack that wounded eight Saturday, was asking people if they were Muslim and stabbing those who said they were not. Officials said the man has had interactions with police in the past, including recently, but the source could not yet characterize the nature of those interactions. Investigators are trying to determine if the attack had any connection with ISIS. A news agency connected with the extremist group c