U.S. soldiers take up positions during a joint search operation with Iraqi security forces in Saadia area near Baquba, 115 km (70 miles) northeast of Baghdad, May 18, 2009. Along a fuzzy seam dividing central Iraq from the largely autonomous enclave of Kurdistan, a row is bubbling over which authority owns this patchwork of Kurd and Arab neighbourhoods, river-fed palm groves and multi-billion-barrel oil fields. Picture taken May 18, 2009. To match feature IRAQ/KURDS-ARABS REUTERS/Saad Shalash (IRAQ CONFLICT MILITARY)
REUTERS/SAAD SHALASH