WASHINGTON (AP) — Vice President Joe Biden announced on Wednesday that he will not make a third run for president, a decision that spares him the ordeal of mounting a challenge to Democratic frontrunner Hillary Rodham Clinton — and the risk of closing his four-decade political career in defeat. Serving alongside him in the Senate and then the administration, I saw first-hand his passion for our country and our people... —Democratic presidential candidate Hillary Rodham Clinton. —Republican presidential candidate Jeb Bush. —Democratic presidential candidate Bernie Sanders, via Twitter. @JoeBiden is one of the most decent, compassionate public servants our nation has produced — I respect his decision & wish him the best. —Democratic presidential candidate Martin O'Malley, via Twitter.