pennsylvania, announced a bipartisan deal to expand background checks to include gun shows and internet. but the sister of the newtown victims says more needs to be done. >> that's not enough. it's really not. you know, these kids were brutally murdered. my sister was brutally murdered. and it's not just not enough what they said about the background checks. >> although he has pushed for tighter gun control measures, president obama called the manchin/toomey compromise. and gabby giffords will be in washington next week, to lobby supporters to expand background checks. gifford was shot in the head when greeting constituents in her tucson, arizona, district. she was wounded. six others were killed in that attack. president obama hosting republican senators for dinner at the white house last night. they dined on steaks, salads,