NRA challenge and other headlines

Updated
Image: A bag sits on the road near the finish line of the Boston Marathon, in Boston
A bag sits on the road near the finish line of the Boston Marathon in Boston, Massachusetts April 15, 2014, during the one year anniversary of the 2013…
BRIAN SNYDER/Reuters

Bloomberg plans a $50 million challenge to the NRA. (NY Times)

The backpacks dropped at the Boston Marathon finish line contained a hoax bomb and equipment belonging to the news media . (NBC News)

Ukraine suffers setback in bid to confront pro-Russian militias. (NY Times)

AZ Gov. Brewer signs bill on surprise abortion-clinic inspections. (Arizona Republic)

Duke Energy presents plan for coal-ash spill cleanup. (Greensboro News & Record)

Jimmy Carter comes out against the Keystone XL pipeline. (Washington Post)

Immigration activists push House GOP in last-ditch campaign for vote. (LA Times)

Former Army sergeant to receive the Medal of Honor. (AP)

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NRA challenge and other headlines

Updated