Republicans and Democrats came together for a moment of bipartisan unity after Rep. Steve Scalise was critically wounded in a shooting at a Congressional baseball practice. Moments like this are a test of leadership and civility for elected officials that so often retreat to partisan corners. But the united moment doesn't remove the very serious divides officials have on issues like health care.

Hillary Clinton's email problem came back to forefront Friday as FBI Director James Comey told Congress it was reviewing new emails related to her use of a private email server. Clinton called for the FBI to release the "full and complete facts" because the election is just 11 days away and voters in many states have already cast their ballots.

The issue of race and policing crashed back into the national dialogue this week and onto the 2016 campaign trail following two shootings of African American men by police in Oklahoma and North Carolina. On Monday, presidential candidates Hillary Clinton and Donald Trump will square off in their first debate.

Charlotte and Tulsa are the most recent in a long list of cities that have mourned and protested deadly police shootings against black Americans. Gwen Ifill speaks with author and activist Andre Perry, Rashad Robinson, executive director of Color of Change, and Vanessa De Luca, editor-in-chief of Essence Magazine about what these acts of violence suggest about life in the black community today.

There are calls for a federal investigation into the police shooting of Terence Crutcher in Tulsa, Oklahoma. After his car stalled, video footage showed Crutcher, an unarmed black man, walking away from police, arms raised, before being shot. Gwen Ifill speaks with Ginnie Graham of Tulsa World about the shooting and the challenges for the city in grappling with issues of race and law enforcement.

Five police officers were killed in a sniper attack in Dallas during a protest following two police shootings of black men in Minnesota and Louisiana this week, and political leaders were once again trying to respond to the tragedy. But action in Congress remains unlikely. Plus, FBI Director James Comey recommended no charges for Hillary Clinton in use of a private email server.

In the days after the shooting at an Orlando nightclub left 49 people dead and dozens wounded, the debate in Washington has turned to guns and terrorism. NBC's Pete Williams reports on the investigation and shooter. President Obama visited families of victims while after a 15-hour Democratic filibuster, senators will vote on four gun proposals next week.

President Obama called the shooting at a gay club in Orlando that left at least 50 people dead "an act of terror and an act of hate." The shooting early Sunday morning is the deadliest mass shooting in U.S. history. "Attacks on any American, regardless of race, ethnicity, religion or sexual orientation is an attack on all of us," he said. Read the latest news about the shooting from the PBS NewsHour here .

A conflict between tech giant Apple and the FBI over the encrypted iPhone of one of the San Bernardino shooters came to a moot point when Justice Department officials announced they had cracked the phone’s security without Apple’s help. Gwen Ifill talks to Devlin Barrett of The Wall Street Journal and Fred Kaplan of Slate for more on how the FBI got what it wanted and what happens now.

Since the San Bernardino attack, the FBI has been trying to read the contents of a cell phone used by attacker Syed Farook, made impossible by encryption. Now Apple CEO Tim Cook is rejecting a federal court order to create software to unlock the device. Gwen Ifill talks to Stewart Baker, former assistant secretary of Homeland Security, and Nate Cardozo of the Electronic Frontier Foundation.