Sherry Rehman appointed Pak Ambassador to US

Re: Sherry Rehman appointed Pak Ambassador to US

She was with BB on 18th October,
And remaind with her on eveving of assassination of Shaheed BB on her normal vhicle when Rahman Mlik , Babar Awan and a general ran away on their bullet proof car , She rejected many offers of ministry in last two years,. I don’t understand how she accepted this one .