WASHINGTON (Reuters) – U.S. Senator Bernie Sanders on Sunday criticized President Joe Biden’s visit to Saudi Arabia, saying it rewarded a dictatorship and should have never taken place given its leader’s involvement in murdering a journalist. Biden greeted Saudi Crown Prince Mohammed bin Salman, who U.S. intelligence agencies believe ordered the killing in 2018 of Saudi journalist Jamal Khashoggi, with a fist bump shortly after his arrival on the visit. “No, I don’t think so,” Sanders, an independent who caucuses with Democrats, said on ABC’s This Week with George Stephanopoulos when asked if …