Man with smoke grenade was searched in SKorea - Article Photos 1/5

FILE - In a Dec. 26, 2009 file photo, airport police monitor the entrance of Los Angeles International Airport in Los Angeles. Yongda Huang Harris, 28, flying from Japan to Boston, was arrested Friday, Oct. 5, 2012, during a stopover at Los Angeles International Airport, wearing a bulletproof vest and flame-resistant pants, and travelling with a suitcase full of weapons, leg irons, a smoke grenade, a gas mask and a biohazard suitd, U.S. Immigration and Customs Enforcement officials said Tuesday, Oct. 10, 2012. (AP Photo/Jason Redmond, File)