Related Clues:

• L.B.J. or J.F.K
• JFK but not SFO
• What only three sitting sens. have become
• The 'P' in POTUS: Abbr
• The "P" in POTUS: Abbr
• R.M.N. or L.B.J
• V.I.P. above veep
• FDR or HST
• Board mtg. exec
• First part of POTUS: Abbr
• The "P" of POTUS, for short