Having fended off a baffling challenge from Rep. Steve Stockman, Texas Sen. John Cornyn appears poised to glide to victory in the Republican primary contest Tuesday.

Cornyn, although unpopular among some conservative groups, was at no point seriously threatened by Stockman, whose bid for Senate was so bizarrely dysfunctional that even those groups who wanted to see Cornyn defeated could not throw their support behind Stockman.