And we're learning new details about the suspect's background with guns

and about potential warning signs before last night's shooting. Lester law enforcement says a gun was found in that white Subaru.

They are looking right now to see if it's the same weapon that was used in the mass shooting as

we are hearing from the says that they alerted authorities that this is someone who needed help in Robert Card's hometown of Bowden Maine area

 It's mind-blowing everything about it is, it's unbelievable. I mean, why this is going on, and why this happened,

even as the suspect's own family reveals chilling details about the decades-long army reservist,

his sister-in-law telling BBC News, that they alerted police and military officials.