michigan governor rick snyder wednesday appoint group government officials health experts implement long-term fix flint lead-contaminated water system become national scandal 17-member committee would recommend ways help people expose lead study flint water infrastructure determine possible upgrade members include flint mayor karen weaver county state officials snyder republican also say want medicaid social health care program expand cover flint children interview air cnn wednesday even snyder say officials expect high tally children affect blood test show far could many snyder say assume that democrats u.s. senate prepare unveil legislation early thursday aim aid flint would provide detail could debate senate floor next week part unrelated energy bill aid say activists flint plan present petition almost 20,000 signatures weaver snyder thursday call moratorium water bill snyder team include two people help focus attention water crisis flint pediatrician dr. mona hanna-attisha marc edwards civil engineer professor virginia tech would oversee state federal water test snyder ask million state fund water bill flint residents pay water use weaver say also wednesday coalition flint residents national group file lawsuit ask detroit federal court compel city state officials replace lead water pip promptly cost residents national resources defense council american civil liberties union michigan flint residents ask relief medical harm suffer lead neurotoxin damage brain cause health problems snyder repeatedly apologize delay address flint problems lead critics call censure arrest residents city 100,000 people complain months elevate read lead drink water blood children michigan attorney general bill schuette name special prosecutor look possible crimes crisis michigan governor name panel fix flint 's contaminate water system