Here is a clip of the targeting call on Ricky Seals-Jones' monster block in the first half versus Mississippi State. Prior to the targeting ejection, Seals-Jones had 5 receptions for 34 yards and a touchdown. The video below shows the penalty, the 12th Man's reaction, and the huge ovation from the crowd as RSJ leaves the field.

After receiving a huge ovation from the 12th Man at Kyle Field, Seals-Jones tweeted his appreciation.
As for the targeting penalty...
Sumlin says he can't really comment on Seals-Jones getting ejected.