 Complete the following phrase:  Rollkommando Hamann  was a small mobile unit that committed mass murders of Lithuanian Jews in the countryside in JulyOctober 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 Hamanns unit in the countryside, by the Ypatingasis būrys in the 