Thomas Matthew Crooks, 20, has been identified as the shooter in the apparent assassination attempt of former President Donald Trump at his campaign rally in Butler, Pennsylvania, on Saturday.

One of the final photos of would-be assassin Thomas Matthew ... Crooks can be seen in the photo sporting long brown hair and glasses while wearing a gray T-shirt representing the popular YouTube ...

Emails and essays obtained by CBS News shed new light on Thomas Matthew Crooks, the 20-year-old who opened fire at a Trump ...

Snipers present at the Donald Trump rally in Pennsylvania captured photos of the would-be assassin, Thomas Matthew ... Crooks and circulated them to authorities during the rally. The footage shows ...

Matthew Brian Crooks, 53, who legally purchased the AR-15 rifle used in his son’s attack in ... Would-be Trump assassin Thomas Crooks visited gun range dozens of times — including Christmas ...

The FBI has released the first photos of the AR-15 rifle that Thomas Matthew Crooks used in his attempt to kill former ... that Crooks — a 20-year-old gun nut — broke down the semi-automatic ...

Documents obtained by CBS News shed light on Thomas Matthew Crooks, the 20-year-old who opened fire at a Trump rally in ...

The shooter used an AR-style rifle, which was recovered at the scene and later determined to be registered to Crooks' father. Now, it is being reported that Thomas Matthew Crooks asked his dad if ...

Suspected Donald Trump rally shooter Thomas Matthew ... Crooks searched for dates of the Democratic National Convention in August and for the dates of other Trump events. He'd also saved photos on ...

On Saturday, 20-year-old Thomas Matthew Crooks shot off approximately six to eight rounds at a Donald Trump rally in ...

The suspect in the attempted assassination of former President Donald Trump was identified as 20-year-old Thomas Matthew Crooks ... The gun had been purchased by Crooks's father, people familiar ...