Reuters has learned from sources familiar with the activities of US intelligence agencies that the US is investigating whether Russia may have helped Iran carry out strikes on CIA facilities in the Gulf region.

IRAN-CRISIS/CIA-DRONES (EXCLUSIVE, PIX):EXCLUSIVE-Iran strikes on CIA facilities prompt questions about possible Russian role

By Jonathan Landay, Gram Slattery and Timour AzhariWASHINGTON/RIYADH, July 22 (Reuters) - Iranian drone attacks on CIA facilities in the Gulf have prompted U.S. intelligence…