WATCH: Expert Don Norris Weighs In Ahead Of Final Maryland Primary Numbers

BALTIMORE (WJZ)--Overall there were more than a quarter-million ballots cast statewide in early voting, so in addition to the city mayor's race, the U.S. Senate and the presidential races are reasons for people to vote this primary.

Director of the UMBC School of Public Policy Don Norris talks about the impact of voter turnout.