RICHMOND, Virginia, Dec. 13 -- Virginia Commonwealth University issued the following news: * * * Former U.S. ambassador Timmy Davis tells VCU graduates to be 'hard to bother' * By Mike Porter At Virginia Commonwealth University's December commencement ceremony, Timmy Davis, a Marine veteran and the former U.S. ambassador to Qatar, shared with new graduates the value of being willing to embrace unsung but vital roles. Davis, who spent 20 years in the U.S. Foreign Service, pointed to his w more PR