National Zoo July 22, 2022 12:11 pm National Zoo Keeps Panda Mei Xiang Cool on Her Birthday The panda got to celebrate with an ice cake, and visitors were staying cool with misting devices. News4’s Megan McGrath reports. Local 2:01 Mega Millions jackpot grows to historic $1.22 billion 2:26 Alexandria's new police chief hosts town hall 5:45 Taking a look back at the year in DC culture 21:59 Commanders fans prepare for weekend prime time matchup: The News4 Rundown 21:51 Commanders face huge test in Falcons matchup on Sunday Night Football: All Ears with JP Finlay