India, June 15 -- Minnesota shooter Vance Boelter's best friend David Carlson opened up about the former on Saturday, just hours after he shot dead Rep Melissa Hortman and her husband, and also shot at Sen John Hoffman and his wife.

The 59-year-old had also received a chilling text message from Boelter before the shooting, wherein he told Carlson and another friend that he might be dead shortly, adding that he loved them both.

Carlson reportedly called authorities soon after receiving that text message as he feared that his best friend might have harmed himself.

He expressed shock over the possibility that Boelter, whom he has been friends with since fourth grade, could be involved in such a heinous crime.

"He wasn't a hateful person....