Sen. Chris Coons said he will try to bolster funding in the appropriations process.
The bill sets standards for research being "worthy" of federal grants.
The legislation would require the Obama administration to crackdown on the isolated country.
The letter come as the Senate is expected to back new sanctions.
Reid calls the decision "short-sighted" and a "stunning move."
The Senate legislation is expected to pass.
The two senators have spent the past week in New Hampshire.
Vicki Needham 02/09/16 07:14 PM EST
The Senate is expected on Thursday to send a customs enforcement conference report to President...
His comments come as Republicans battle in New Hampshire.
Jordain Carney and Lydia Wheeler 02/09/16 06:13 PM EST
Lawmakers are negotiating "key sections" of the bill, said Sen. Dick Durbin.