Anyone that argues that Trump should be allowed to pardon themselves is out of their damn minds. Can you imagine if Obama even suggested doing that? Levin would have been the first to blow a gasket.
The fact that he was anti-Trump at one point is why I say he once a "credible voice". But... those days are gone.
You called him a brown nosing blowhard. He was not a Trump brown noser.
I think he might know a litte more about the law and US Constitution than you do.