A group of Democrats said the U.S. should hold Guatemala accountable for labor law violations.
Sens. McCain and Graham urged Obama not to repeat mistakes made in Iraq.
Sen. Warren and others asked the SEC to issue rules to protect investors.
Grassley said the executive action could deter Congress from passing legislation.
Sen. Brown demanded that Congress make it easier for heroin addicts to get treatment.
Leahy said when Congress returns in November, it should pass bills addressing the DNA backlog and provide bulletproof vests for cops.
The senator's bill aims to increase public awareness and access to emergency contraception.
Boxer blasted the NFL commissioner for not announcing a "zero-tolerance" domestic violence policy at his press conference.
The senator's bill would increase the estate tax on millionaires and billionaires.
Senate Republicans warned Secretary of State John Kerry not to make any nuclear concessions to Iran.