They try ‘use it or lose it’ approach to stalled project in Nevada. BY JAMES ROSEN WASHINGTON — U.S. Sen. Lindsey Graham, backed by 2008 Republican presidential candidate John McCain, introduced legislation Thursday to provide “rebates” from a $30 billion fund to build the stalled Yucca Mountain nuclear-waste repository in Nevada. Because South Carolina has more nuclear reactors than most states do, its residents have contributed a disproportionately large share — more than $1.2 billion — to the Nuclear Waste Trust Fund for developing the Yucca repository. Graham criticized President Barack Obama for his decision to mothball the Yucca project,...