FALLUJAH, Iraq - Navy Chief Petty Officer Nathan Whiddon, 1st Battalion, 6th Marine Regiment's medical chief, administers shots to a Marine from Company B, 1st Battalion, 6th Marine Regiment at the company's base of operations here April 8. Personnel from the Battalion's Aid Station travel as part of the 'XO's Road Show,' a Headquarters and Service Company convoy that travels once a week to the battalion's infantry companies' bases in Fallujah to offer the grunts services such as motor transport and communications equipment repair, religious services, and administrative and legal support.