House Republicans have temporarily blocked legislation to feed school meals to thousands more hungry children, the Associated Press reports. Republicans used a procedural maneuver Wednesday to try to amend the $4.5 billion bill, which would give more needy children the opportunity to eat free lunches at school and make those lunches healthier. First lady Michelle Obama has lobbied for the bill as part of her “Let’s Move” campaign to combat childhood obesity. House Democrats said the GOP amendment, which would have required background checks for child care workers, was an effort to kill the bill and delayed a final vote on the legislation rather than vote on the amendment. Because the nutrition bill is identical to legislation passed by the Senate in August, passage would send it to the White House for President Barack Obama’s signature. If the bill were amended, it would be sent back to the Senate with little time left in the legislative session. House Majority Leader Steny Hoyer, D-Md. said the House would hold separate votes on Thursday on the amendment and the bill. Republicans say the nutrition bill is too costly and an example of government overreach…