Aaron Alexis, the man suspected of killing 13 at the Washington Naval Yard on Monday, had a troubled past and suffered from anger issues.
According to reports, Alexis was known to use the gun in anger but was also known to be quite by nature. Alexis had served the military from 2007 to 2011 after which he left the Navy.
Though nothing is clear about his exit from the force but his landlord said that once they had spoken about it, and he had said that someone from the Navy didn't like him.
A US military officer that they had noticed a pattern of misconduct in his service but didn't know if he was dishonourably discharged from his service or he quit voluntarily.
Alexis served in the US Navy from 2007 to 2011
Alexis, however, was known to have used of the gun previously also, where he had shot the tyres of a car in a public space. On asking him, he said that it was an anger fueled black-out after construction workers had disrespected him.
He had also told the detectives that the 9/11 attacks had disturbed him immensely.
Friends and relatives of Alexis told that though he had anger management problems, he was a quite person and would often help others. Friends of Alexis were shocked to see that he was behind the killngs and said that he was not such a person who would kill anyone.
Alexis spent most of his military career in a fleet logistics support squad in Fort Worth, and received two common awards during his service the National Service Defense Service Medal and the Global War on Terrorism Service Medal.