WASHINGTON, Feb. 23 -- An armed man drove into the secure perimeter of Mar-a-Lago, President Donald Trump's resort in Palm Beach, Florida, as another vehicle was exiting before being shot and killed on Sunday. Trump, who is currently in Washington, was not on the premises at the time. The man had a gas can and a shotgun, according to Anthony Guglielmi, the spokesman. He had been reported missing by his family a few days ago. The man was identified by investigators as 21-year-old Austin Tucker Martin, according to a person familiar with the matter. After entering near north gate of the property, the man was confronted by two Secret Service agents and a Palm Beach County sheriff's deputy, according to Palm Beach County Sheriff Ric Bradshaw. P...