What is the birthday of the man who succeeded Mo Cowan in 2013 for United States Senator from Massachusetts?
Mo Cowan: William Maurice "Mo" Cowan (born April 4, 1969) is an American politician and lawyer who served as a United States Senator from Massachusetts in 2013. Ed Markey: Edward John Markey (born July 11, 1946) is an American politician and member of the Democratic Party who is the junior United States Senator from Massachusetts, in office since 2013.
i don't know