 CrowdStrike is an Austin, Texas-based cybersecurity company, a go-to company for major firms who have been hit by hack attacks or want to make sure they're not going to be. It was a glitch in their software update to Windows-based clients early this morning that set off today's online disarray affecting airline travel, health care, banking, some governmental services. A historic building near D.C.'s Union Station looking for a new tenant. The Washington Business Journal reports the building at 2 Massachusetts Avenue NW was a Truist Bank branch.