Nearly five months after Alabama Republican Sen. Tommy Tuberville announced his hold on Department of Defense nominees, the tactic has become a major flashpoint within the US Senate as institutionalists inside the body are voicing concerns the hold could have long-term repercussions and are openly warning an overhaul of the nominations process could be needed.
Despite efforts from Republican colleagues, Tuberville’s been resolute, holding up the nomination of roughly 250 military nominees –…