Authorities: UK man arrested at rally planned to kill Trump

A British man arrested at a weekend Donald Trump rally in Las Vegas tried to grab a police officer's gun so he could kill the presidential candidate after planning an assassination for about a year, according to authorities.U.S. Secret Service agents said Michael Steven Sandford approached a Las Vegas police officer at the campaign stop to say he wanted Trump's autograph, but that he then tried to take the weapon.A complaint filed Monday in U.S. District Court in Nevada charges Sandford, 20, wit