Byron York: GOP battle: Whose accomplishment is bigger?

A new front in the Republican primary battle broke out Thursday when two recently-signed surrogates for Marco Rubio — former rival Rick Santorum and GOP Sen. Pat Toomey — didn’t exactly knock it out of the park when asked to name Rubio’s accomplishments.

The episode began on MSNBC’s “Morning Joe,” when host Joe Scarborough, a former U.S. representative from Florida, described fellow Floridian Rubio as an “empty suit” and “a guy that has been marketed like a bag of potato chips.”