For those who want a little extra help on the connection.
Emanuel's maternal grandfather was a Moldovan Jew who emigrated from Bessarabia. The surname Emanuel (Hebrew: עמנואל), which means "God is with us", was adopted by their family in honor of Rahm's uncle (his father's brother) Emanuel Auerbach, who was killed in 1933 in an altercation with Arabs in Jerusalem.
For those who want a little extra help on the connection.