Delaware state Sen. Sarah McBride has been elected to the U.S. House and will become the first openly transgender person to serve in Congress. McBride easily defeated Republican John Whalen III on Tuesday in the race for Delaware’s lone House seat.

Delaware voters are poised to make history as they pick the next occupant of Delaware's lone seat in the U.S. House.

Delaware made history on election night as voters elected the state's first Black U.S. senator and the first openly trans person to serve in Congress. CBS News projected Delaware state Sen. Sarah McBride as the winner of the race for Delaware's single U.