professor eduardo gamarra of florida international university, thank you very much. you very much, judy. ♪ judy: it is an increasingly difficult problem: how to stop or at least slow the rise in gun violence across the country. lisa desjardins talks with one local leader who's joined others at the white house today to tackle this urgent queion. lisa: washington, d.c., is one of five areas nationwide where the bideadministration is launching strike teams to address gun traffickg. like many regions across the country, homicides and gun violence in the city have been on the rise. homicides this year in d.c. havelready surpassed those in 2020. that's after homicides in 2020 rose nearly 20 percent from 2019, that according to data from the d.c. police department. communities of color are disproportionately impacted. according to the kaiser family foundation, in 2019, in washington, d.c., there were about 18 firearm-related deaths per 100,000 white residents, compared to twice as many, 40, per 100,000 black residents. for more, i'm joined by d.c. mayor muriel bowser, a demo