Share this: It’s not too often that backup quarterback signings generate national headlines. But such is the NFL world in which Colin Kaepernick is a free agent. The Seattle Seahawks made a relatively minor transaction Monday, signing veteran quarterback Austin Davis to serve as Russell Wilson’s backup. The big news here, of course, is who Seattle didn’t sign — Kaepernick, who met with the Seahawks and generated plenty of buzz on social media but still is without a job as training camp rapidly approaches. Head coach Pete Carroll gave a simple explanation for not acquiring Kaepernick, in essence saying he’s too good to be a backup. That might suggest the Seahawks didn’t have the cap room to sign him, despite reports that the