NCIS 14.19 - "The Wall"
Original Airdate: March 28, 2017 @ 8PM
Episode Summary
A Marine is murdered at an event for the Honor Flight Network, a
non-profit that arranges for veterans to visit the World War II, Korea
and Vietnam War Memorials in Washington, D.C., for free. The NCIS
team is forced to rely on a cantankerous Vietnam veteran to provide
details on the victim's whereabouts throughout the day he was killed.
Source