WASHINGTON, DC - OCTOBER 04: U.S. Senator Barbara Mikulski (D-MD) speaks as local resident Anna Heard and her two-year-old son Kai, who was born with serious medical ailments and benefitted from clinical trial procedures, look on during a news conference October 4, 2013 on Capitol Hill in Washington, DC. Senate Democrats were joined by patients and doctors to highlight public health impact of the government shutdown.