Fireman Edward Rubio aims a fire extinguisher at a flag simulating white smoke held aloft by Petty Officer 2nd Class Matthew Himanga in the main machinery room of USCG Cutter Hollyhock, Oct. 16, 2013. Himanga, a member of Hollyhock's engineering training team, helped run some of the 55 drills that the crew conducted during their two-week transit from a four-month dry dock period in Baltimore, Md., to their homeport in preparation for a busy buoy maintenance season. (U.S. Coast Guard photo by Lt. Davey Connor)