A gunman opened fire on a crowd in Las Vegas on Sunday - killing at least 50 people and injuring hundreds more. The attack has prompted local questions about how public safety officials can provide security in urban areas like the D.C. region - and what can be done to guard soft targets and mass gatherings.

The U.S. Court of Appeals declined to hear a challenge to a decision that ended D.C.'s strict concealed carry laws. We discuss what this ruling means for gun policy in the District.

Maryland Democratic candidate for governor Jim Shea joins us. Plus, Democrat Kathy Tran, running to replace longtime Republican Del. Dave Albo in Fairfax, makes her case for the seat.

Confederate flags adorned with blooms of cotton were posted around American University the night the school opened its Anti Racist Research and Policy Center. Kojo discussed the line between protection of students and protection of free speech.

Would you walk rather than drive if your company offered a cash benefit to do so?

A play showing in D.C., “Native Gardens,” was inspired by real-life disputes between neighbors.

After a years-long fight with residents, the energy utility company announced it will relocate plans for power lines to along Interstate 66.

Parents and advocates are concerned about artificial turf fields--including more than a dozen that failed safety tests. We speak to the Director of the Dept. of General Services about what's being done to address the problems.

Maryland Governor Larry Hogan has introduced a plan to widen three of the state's busiest highways by four toll lanes. In D.C., the health department is cracking down on pets at outdoor bar and restaurant patios and a new "dockless" bike share arrives to the nation's capital.

D.C. Mayor Muriel Bowser joins Kojo and Tom Sherwood in studio.