By Julian Pecquet - 12/12/12 10:01 PM EST
The panel will still have only 10 members despite Democrats winning two seats in the 2012 elections. Sen. Jim Webb (D-Va.) is retiring from the Senate.
Murphy served on the House Foreign Affairs panel on the Middle East and South Asia during his six years in the House.
The top spot on the committee might also come open if Sen. John KerryJohn KerryInterior chief: ‘We will have climate refugees’ "Lebanizing" Syria Why Obama's 'cold peace' with Iran will turn hot MORE (D-Mass.) gets the nod to replace Hillary ClintonHillary Rodham ClintonSanders supporters hound FCC with complaints about media bias Obama mocks GOP, media and himself in final WHCD address Obama teases Clinton: She's like 'your relative who just signed up for Facebook' MORE as secretary of State. That would leave Sen. Robert MenendezRobert MenendezSenate confirms Obama's long-stalled ambassador to Mexico Democrats block energy spending bill over Iran amendment Senate close to voting on Mexico ambassador MORE (D-N.J.) as next in line to take over because the only more senior Democrat, Sen. Barbara BoxerBarbara BoxerCarter pledges probe of sex assault testimony Senate panel backs B water bill with Flint aid The Hill's 12:30 Report MORE (D-Calif.), is set to retain her chairmanship of the Senate Committee on Environment and Public Works.