Clean Block or a Foul?

[MD Longhorn]

Originally Posted by ballgame99

The first time I saw the Duke highlight above I thought, man that seems to be splitting hairs to call that a block. What did that guy do wrong? I resigned myself to the fact that I just need to look at these plays differently. Then the OP play comes on here and the answers just seem to be so contradictory.

On this play, I don't see a single instant where the defender has gained LGP. He's constantly moving sideways, one way or the other, and twice leans into the shooter (the uncalled first time more blatantly than the called 2nd time, IMHO).