Mourners gathered at the US Embassy in Lithuania on April 1 to honor four American soldiers who died after their M88 Hercules armored recovery vehicle became submerged in a peat bog during a training exercise.

U.S. Army and Lithuanian authorities brought in additional assets to assist with the ongoing recovery efforts in Lithuania.

A specialized U.S. Navy dive team and a Polish engineering team joined the search for four missing U.S. Army soldiers whose armored vehicle sank in a Lithuanian peat bog on Tuesday.