By Francois MurphyVIENNA, Sept 1 (Reuters) - The U.N. nuclear watchdog has resolved its outstanding questions from an investigation into secret nuclear activities in Syria under the Assad family's rule but made no progress in Iran, it said on Tuesday in confidential reports seen by Reuters.

In confidential report, UN nuclear watchdog says ousted Assad regime 'failed to report nuclear material, facilities and activities' at Deir Ezzor, which Israel struck in 2007

The U.N. nuclear watchdog said a site in Syria contained infrastructure consistent with a nuclear reactor, concluding that the country’s former regime...