In a rare, fascinating and far-reaching interview broadcast on the Al-Arabiya, Saudi Crown Prince Mohammed bin Salman sent a not-too-subtle signal to Pres. Biden that if the White House turns away from Riyadh, the Saudis are cultivating other options. MBS seemed to send a not-so-subtle warning to Biden and his team that the U.S. is not the only game in town, that the Saudis were working hard to diversify their portfolio of global allies. “We’re also working on strengthening our alliances with our partners throughout the world,” not just with the U.S. but with “the UK, France, Europe, other countries…such...