WATCH LIVE: Senate committee weighs federal response to opioid crisis

A Senate committee will assess the federal response to the nation’s opioid crisis during a hearing Thursday.

Watch the full hearing live in the video player above.

The Senate Health, Education, Labor and Pensions Committee is scheduled to convene at 10 a.m. ET to discuss how well the federal government has responded to a mounting public health crisis. Witness testimony will include comments from National Institutes of Health Director Francis Collins, Food and Drug Administration Commissioner Scott Gottlieb, Debra Houry of the Centers for Disease Control and Prevention and Elinore F. McCance-Katz of the Substance Abuse and Mental Health Services Administration.

Nationwide, two-thirds of U.S. adults said they think the opioid crisis is worse than it was a year ago, according to a new poll from PBS NewsHour and Marist. And a third of Americans foresee a continued decline in this problem a year from now. Another 43 percent of Americans said they predict no change.

READ MORE: Poll: Most Americans think Trump hasn’t done enough to fix opioid crisis

In 2016, an estimated 64,000 Americans fatally overdosed on drugs, according to the latest estimates from the Centers for Disease Control and Prevention. And President Donald Trump’s opioid commission recommended that he declare the opioid epidemic a national emergency, something he said he would announce but has not yet.

READ MORE: America Addicted