Sen. Hillary Rodham Clinton (D-N.Y.) is back in the Senate Tuesday. Clinton will attend votes and the Senate Democrats caucus lunch, her office says.

This is Clinton's first appearance back in the Senate after ending her presidential bid and endorsing Barack ObamaBarack Hussein ObamaOvernight Cybersecurity: What we learned from Carter Page's House Intel testimony | House to mark up foreign intel reform law | FBI can't access Texas shooter's phone | Sessions to testify at hearing amid Russia scrutiny Russian social media is the modern-day Trojan horse Trump records robo-call for Gillespie: He'll help 'make America great again' MORE. Clinton will make her first joint campaign appearance with Obama Friday in Unity, New Hampshire.