California-based Planet Labs said the U.S. government had asked all satellite imagery providers to indefinitely withhold images of the conflict region. WASHINGTON, April 4 (Reuters) - Satellite imaging firm Planet Labs said on Saturday it will indefinitely withhold visuals of Iran and the region of conflict in the Middle East to comply with a request from the U.S. government. California-based Planet Labs announced the decision in an email to customers and said the U.S. government had asked all