Most of the discussions about Vice President Kamala Harris’ potential running mate center on four key candidates: Gov. Josh Shapiro (D-PA), Gov. Andy Beshear (D-KY), Gov. Roy Cooper (D-NC), and Sen. Mark Kelly (D-AZ). But there might be more names in the mix — including one unorthodox choice. According to MSNBC reporting, Harris is also considering Pete Buttigieg, the former South Bend, Indiana, mayor and current Biden administration Secretary of Transportation. Buttigieg, an openly gay veteran who has been at the forefront of President Joe Biden’s efforts to implement the largest infrastructu…