Iraqi Police detained four wounded insurgents engaged by U.S. helicopters after being observed digging a hole at approximately 12:30 a.m. just outside of Tikrit June 18.U.S. surveillance helicopters from the 25th Combat Aviation Brigade engaged the four individuals after observing them carry and place materials into the hole. Wires were also noticed leading from the hole to across the street. The individuals are suspected of emplacing improvised explosive devices. They are being treated for their wounds and detained for further questioning by local Iraqi Security Forces.