The Senate also reached an impasse on legislation to bring the government and businesses together to protect the nation's infrastructure from cyberattacks. The main stumbling block was the role the Homeland Security Department and other federal agencies should play in protecting U.S. businesses.
Republicans blocked further consideration of the Senate bill, supported by the White House, saying it would lead to Washington imposing a heavy hand on the private sector without substantially reducing risks. Both parties said they were committed to approving a final bill when they return in September, although bridging differences in their approaches will not be easy.