More than 130 people in the U.S. die of an opioid overdose every day. One of the most effective ways to save lives is to get those struggling with addiction treated with medication to stop their cravings. But a loophole in federal law might block at least one new opioid-addiction drug from coming to market for years.

Many patients have to try several medications before finding one that works for them and that they can stick with.

Texas House Republican Rep. Chip Roy blocked an attempt to pass the $19.1 billion disaster aid bill by unanimous consent, likely stalling passage of the legislation until Congress returns in June.

The Senate approved the measure Thursday 85-8 and House Democrats had hoped to rush the legislation through in a special session on Friday, skipping the regular voting process because lawmakers had already left town to begin a weeklong Memorial Day recess. The procedural vote required the consent of every House member, and Roy did not approve.

Missouri Gov. Mike Parson signed a bill on Friday that criminalizes abortions in the state after eight weeks of pregnancy, the latest in a series of sweeping restrictions passed by Republican-controlled legislatures that now threaten nearly 50 years of federal protections for abortion.

Updated at 6:01 p.m. ET

The federal Department of Health and Human Services is proposing to roll back an Obama-era policy intended to protect transgender people from discrimination in health care.