Democrats pressed on socialist candidates after series of primary wins

Fox News correspondent Lucas Tomlinson speaks on recent Democratic socialist wins in primary elections. Rep. Jake Auchincloss, D-Mass., also joins 'Fox News Sunday' to address controversial comments made by socialist candidates and more.

Fox News correspondent Lucas Tomlinson speaks on recent Democratic socialist wins in primary elections. Rep. Jake Auchincloss, D-Mass., also joins 'Fox News Sunday' to address controversial comments made by socialist candidates and weigh in on why young Americans are open to embracing socialism.