Biden received the biggest boost from former financial backers of Kamala Harris.
U.S. health officials have stressed the risk is low for Americans to become infected.
Vice President Biden and Sanders still far outpace their competitors in national polls.
The senator proposing the bill cited a series of recent crimes that were livestreamed.
The U.S. Department of Transportation wants to prevent false claims that pets are service animals.
A magnitude 5.9 quake struck Puerto Rico on Saturday morning.
She told House Democrats to prepare to send articles of impeachment to the Senate next week.
The former vice president remains the front-runner for the 2020 Democratic presidential nomination.
A soaring stone arch along the southern coast known as Punta Ventana collapsed early Monday.
Congress took its latest stab at reaffirming its constitutional authority to declare war Thursday.
Congress has allowed a president to use military force four times since the War Powers Act passed.
The panel is expected to approve two articles of impeachment.
A man who helped found Harvard Law School owned a plantation in Antigua.
The inspector general said he found no evidence that political bias influenced the decision to start the probe.
Some of the Person of the Year runners-up were the whistleblower in the Trump scandal and the Hong Kong protesters.
The USDA framework focuses on felons and on the delta-9 tetrahydrocannabinol, or THC, content.
Republicans argue Trump was working within his authority to direct foreign policy and had legitimate concerns about corruption in Ukraine.