The U.S. Army tweeted a reminder early on Friday morning that several members of Congress re-tweeted with a reminder to “never forget.”

Rep. Blake FarentholdRandolph (Blake) Blake FarentholdFreedom Caucus bruised but unbowed in GOP primary fights Five races to watch in the Texas runoffs Texas newspaper files lawsuit claiming Farenthold was hired as lobbyist illegally MORE (R-Texas) tweeted that he will never forget because he displays the POW/MIA flag year-round along with the American flag and the Lone Star flag of his state.

And several of his colleagues re-tweeted a post from Rep. Sam JohnsonSamuel (Sam) Robert JohnsonMay brings key primaries across nation Loss of Ryan hits hard for House Republicans Watchdog: Social Security acting head hasn't been authorized to serve for months MORE (R-Texas), a former Air Force fighter pilot who was shot down over North Vietnam in 1966.

Sen. John McCainJohn Sidney McCainOvernight Defense: Pompeo lays out new Iran terms | Pentagon hints at more aggressive posture against Iran | House, Senate move on defense bill Senate GOP urges Trump administration to work closely with Congress on NAFTA Sarah Sanders: ‘Democrats are losing their war against women in the Trump administration’ MORE (R-Ariz.), who was also a prisoner of the North Vietnamese in the 60s, tweeted: