(Mr. Cornyn took to the floor to assert that the real poison pill would be not accepting his amendment).
Hatch is seen as a potential swing vote on the committee, so members of the Gang of Eight may be eager to court his support by accepting his amendments.
The Republican Party platform had, as yet, failed to include a similar plank, though Lincoln endorsed the amendment in a letter accepting his nomination.
In a statement after yesterday's vote on his amendment, Coburn said: "I'm pleased the Senate accepted an amendment that restricts funding to low-priority political science grants".
In his first term, he had supported free trade with Hawai'i and accepted an amendment that gave the United States a coaling and naval station in Pearl Harbor.
Alf Dubs, the Labour peer who forced the government this year into a U-turn on accepting child refugees, successfully getting his amendment included in the Immigration Act, said he was alarmed by the new regulations.
Labour accepted the amendment, though with just five Lib Dems signalling their support, the motion is expected to fall.
As consideration of the Bill resumed, Lord Howe accepted an amendment which will force private providers of NHS services to co-operate in the training and education of staff.
The government accepted the amendment on Monday evening, said Flint, a member of the public accounts committee, which has criticised the tax affairs of companies including Google.
Last month, David Cameron accepted an amendment to the immigration bill, stipulating that the UK will accept a quota of the many thousands of unaccompanied refugee children stranded on the continent.
