FBI arrest teen in Minnesota for allegedly planning terror attack at Mall of America

MINNEAPOLIS — The FBI thwarted an attack on the Mall of America by a teenager after agents supplied him with an assault rifle, authorities announced Wednesday.The 18-year-old had been under investigation for nearly two years, trading messages with a confidential informant, before agents sold him the rifle and ammunition, according to a federal complaint described by US Attorney Daniel Rosen.Sheikhdoon Abdullahi Mohamud, 18, was arrested Tuesday in a public park after he paid $600 to an undercover FBI employee posing as a member of ISIS for an AK-47 and 200 rounds of ammunition, according to the criminal complaint.In text messages with a confidential FBI source, Mohamud repeatedly affirmed his intent to carry out an attack to kill non-Muslims, the complaint said.It was not immediately known if the teen had an attorney who might speak on his behalf....