Commentary Arizona’s Krysten Sinema is the first openly bi-sexual senator and the first (I think) to be a female triathlete competitor. She also shows up in Congress in green hair. These things would normally set the New York Times aflutter as “too cool for school,” but not these days. Ms. Sinema, with Joe Manchin, is blocking what they deem all-important legislation or, as the NYT’s erstwhile arbiter of cool herself (on the oped page since 1995), Maureen Dowd, put it: “Sinema and Manchin are now directing what Joe Biden gets to do and deciding how his presidency will be defined.” Are they though? Some of us might think he has already done a pretty decent job of defining his presidency by himself—in the Afghanistan debacle and on our porous Southern border, not to mention a murder epidemic unseen in decades, almost exclusively in our minority communities, after the man occupying …