Article Photos: FBI agent: Calif. terror plot 'very serious case' 7/10

  Bill Lewis, assistant agent in charge of the FBI's Los Angeles field office, right, and David Bowdich, special agent in charge of the FBI's L.A. area counterterrorism unit, discuss the arrests of four men suspected of promoting terrorist activities in counties east of Los Angeles, at a news conference at FBI headquarters in Los Angeles Tuesday, Nov. 20, 2012. (AP Photo/Reed Saxon)