It Wasn’t a Blowout, but El-Sayed Won. Get Behind Him, Democrats.

Coming into Election Day, Abdul El-Sayed’s victory in Michigan’s Democratic Senate primary was widely expected. A blowout seemed possible. Instead, his victory margin will likely be less than two percentage points. (NBC News declared him the winner early Wednesday morning but other outlets were still holding back.) But his triumph over Representative Haley Stevens, while far narrower than polls were predicting, is still a monumental event in both Democratic and national politics. And it sets up…