“Water, snacks?” Southwest Airlines employees handed them out to people waiting in long security checkpoint lines at BWI airport. ⁠ ⁠ #bwi #washingtondc #maryland #virginia #pgcounty #dc #districtofcolumbia #dmv #northernvirginia #alexandriava #northernva #arlingtonva #fairfaxcounty #nova #md #mocomd #pgcountymd