McCain voted for the 2001 law, which has given the federal government unprecedented authority over testing, academic standards and the rating of the nation's public schools.

NPR: Candidates Differ on Breadth of Education Plans

Sources say Clinton will ask Congress to give states the authority to use federal prison funds to pay for drug testing.

CNN: Budget Will Provide $200 Million For Initiative

Meanwhile, the Irish Department of Agriculture and the Food Standards Authority of Ireland (FSAI) are currently working to develop testing protocols for DNA testing at meat processors in the Republic.

BBC: Assembly told horsemeat fraud 'a real possibility'