Why this had to be Christian Hackenberg’s last day with Jets

Christian HackenbergThe Jets began OTAs on Tuesday and then made a major transaction when they traded quarterback Christian Hackenberg to the Raiders later in the day. Here are some thoughts and observations from the practice and the trade:

1. It became clear Tuesday that the Jets were going to have to get rid of Hackenberg. The only reason I could see for keeping him around during the spring and training camp was if Teddy Bridgewater was not healthy. In that case, he would have been the No. 3 quarterback and gotten some reps. With Bridgewater healthy, there were no reps for him. Hackenberg needs reps. He is still a project who is developing. Standing and watching does nothing for him.

The…