Exclusive - Saudi's deputy crown prince to visit U.S. for talks: sources

By Warren Strobel and Yara Bayoumy WASHINGTON (Reuters) - Saudi Arabia's powerful deputy crown prince is expected to visit Washington in mid-June for talks with top U.S. officials, possibly including President Barack Obama, amid growing friction between the longtime allies, three sources familiar with the matter said on Friday. Mohammed bin Salman, son of Saudi Arabia's King Salman, has been leading a drive to end the kingdom's dependence on oil and liberalize its economy.