Former New York City mayor Michael Bloomberg, a democratic presidential candidate, attends the U.S Conference of Mayors 88th Winter Meeting in Washington, D.C, January 22, 2020. Yasin Ozturk | Anadolu Agency | Getty Images Billionaire and public health advocate Mike Bloomberg on Tuesday excoriated Robert F. Kennedy Jr., President-elect Donald Trump’s pick for U.S. health secretary, over his anti-vaccine record and urged the Senate to reject his bid to lead the nation’s top health agencies. “Just imagine if RFK Jr. had been in office during Trump’s first term,” Bloomberg said at the Bloomberg American Health Summit in Washington D.C. “Would Operation Warp Speed have even happened? And if it did, how long would the vaccines have been delayed? How many fewer people would have gotten the shot? How many more people would have died?” “All we can say for sure is this: It would have made Covid even more deadly and even more economically painful,” he said. Giving RFK Jr. the power to steer U.S. health policy, he warned, would be “beyond dangerous, it would be …