GW Parkway Closure — Updated at 9:15 a.m. — “All lanes of the GW Parkway are now closed during Friday morning’s rush hour due to a large sinkhole that was discovered overnight.” [Tysons Reporter]

HQ2 Impact to Be Bigger Than Expected? — JPMorgan’s Jamie Dimon and George Mason University’s Stephen S. Fuller both think many are underestimating HQ2’s impact on job creation in the region. [Washington Business Journal, Washington Business Journal]

Arlington Gets High Marks for Dog Parks — Arlington is No. 10 on the Trust for Public Land’s ranking of cities with the most dog parks per capita. Arlington has eight dog parks, or 3.5 for every 100,000 residents. D.C. ranked No. 22 on the list. [Trust for Public Land]

Wilson Blvd to Close Again in Ballston — “That stretch of Wilson Boulevard at @BallstonQuarter that’s now closed eastbound on school nights 8pm-6am for 8 weeks? It’ll also be closed both ways this weekend, Friday 8pm to Sunday 6pm. Lots of pedestrian bridge to do.” [Twitter]

Road Closures in N. Arlington — “The Nottingham/Discovery Elementary Schools 5K race will take place on Saturday, March 23, 2019. The Arlington County Police Department will close several roads from approximately 7:00 AM to 10:00 AM to accommodate the event.” [Arlington County]

Basketball Fundraiser Tonight — “New Directions High School students will play Arlington County’s heroes — including some of the police department, fire department, probation and prosecutor’s office” tonight at Hoffman-Boston Elementary School to raise money for New Directions. [Twitter]

No Hyperloop for Va. for Now — “Virginia transit officials flew to California to check out Elon Musk’s Boring Co. tunnel. They say they’re gonna stick with traditional roads and railways for now. ‘It’s a car in a very small tunnel.'” [Virginia Mercury, Twitter]