CNNW CNN Newsroom March 10, 2012
>> there's no question that we have our work cut out for us. but this say public health crisis and we're responding. >> reporter: on capitol hill, drug makers testified over regulation is partly to blame for drug shortages, not greed. >> manufacturers do not and would never deliberately reduce the supply of essential medicines. >> reporter: for this family and those like this, political finger pointing will do little good the next time their loved one needs an ambulance. >> she's an integral part of our family. we wouldn't be the same without her. >> reporter: president obama support...