''Rollkommando'' Hamann ( lt, skrajojantis būrys) was a small mobile unit that committed mass murders of

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in the countryside in July–October 1941, with an estimated death toll of at least 60,000 Jews. The unit was also responsible for many murders in Latvia from July through August, 1941. At the end of 1941 the destruction of Lithuanian Jewry was effectively accomplished by Hamann's unit in the countryside, by the Ypatingasis būrys in the

Ponary massacre , location = Paneriai (Ponary), Vilnius (Wilno), Reichskommissariat Ostland , coordinates = , date = July 1941 – August 1944 , incident_type = Shootings by automatic and semi-automatic weapons, genocide , perpetrators = ...

, and by the

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(TDA) in the

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. In about six months an estimated 80% of all Lithuanian Jews were killed. The remaining few were spared for use as a labor force and concentrated in urban ghettos, mainly the

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and Kaunas Ghettos.

Organization

The group consisted of 8–10 Germans from '' Einsatzkommando 3'', commanded by SS</