NPR News

The Pfizer and Moderna COVID-19 vaccines are the first vaccines to be activated by mRNA — and would not have been possible without the invention of the gene editing technology known as CRISPR.

The new team President Biden has picked to run the Justice Department will come into focus this week, as Attorney General nominee Merrick Garland awaits a confirmation vote and two more presumptive leaders prepare to face questioning in the Senate.

Lisa Monaco, a national security expert, and Vanita Gupta, a longtime civil rights advocate, will appear before the Judiciary Committee Tuesday in their bids to serve as deputy attorney general and associate attorney general, the department's second and third in command.

Updated at 4:38 p.m. ET

The Jan. 6 insurrection exposed major Capitol security failures, and a review by a task force led by retired Lt. Gen. Russel Honoré is urging Congress to revamp its security apparatus by adding hundreds of new police officers, creating a quick reaction force and installing a new fencing system.

Honoré and other members of the task force hosted three bipartisan briefing sessions for lawmakers on Monday at the Capitol to discuss their findings and draft recommendations.

The Centers for Disease Control and Prevention has issued new guidance for vaccinated people, giving the green light to resume some pre-pandemic activities and relax precautions that have been in place.

Updated at 3:35 p.m. ET

Hennepin County Judge Peter Cahill postponed the start of Derek Chauvin's trial in the killing of George Floyd on Monday, after an appeals court ordered him to reconsider his original decision to dismiss a third-degree murder charge against the former Minneapolis police officer. The decision came as a pool of potential jurors waited to start the selection process.

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