By Abigail O’Leary President Joe Biden said he is “praying” for Kate Middleton’s “full recovery” after her shock cancer diagnosis statement. Biden posted his message of support on X following an earlier statement in which the Princess of Wales confirmed she had been diagnosed with cancer and has been undergoing chemotherapy treatment. Biden wrote: “Jill and I join millions around the world in praying for your full recovery, Princess Kate.” In a press briefing on Friday afternoon, The White House press secretary addressed the harrowing news, following Kate Middleton sharing a health update via …