Episode list

Richard Engel reports on how new variations of the coronavirus are getting better at evading our natural defense systems. With cases of people being re-infected with Covid-19 in Brazil and South Africa, public health experts say these new variants are challenging our prospects for "herd immunity."

In a joint collaboration, NBC News and the online investigative group Bellingcat, identified more than a dozen critical moments and individuals that show the January 6 attack on the U.S. Capitol was both planned and improvised. On Assignment with Richard Engel takes a closer look at the insurrection and details new insights into how the Capitol riot was carried out.

In December 2001, the U.S. military defeated the Taliban in Afghanistan. Democracy flourished and women came back to the workplace. But the U.S. invasion of Iraq changed everything. With Washington now focused on Baghdad, the Taliban saw an opportunity to take back control of Afghanistan. Violence intensified, and American military casualties grew. Richard Engel reports on America's long history in the country and on early efforts to hunt down Osama Bin Laden in the weeks after 9/11.