Markey defeats Joe Kennedy III in closely watched Massachusetts Senate primary

Incumbent Sen. Ed Markey on Tuesday secured victory against Rep. Joe Kennedy III in a Massachusetts Senate Primary contest that pitted two sitting members of the nation's legislature against each other.

As of 11:24 p.m. EDT,  Markey had 54% of the vote compared to Rep. Kennedy's 46%.

The loss for Rep. Kennedy represents a historic first occasion that someone within the iconic Kennedy family failed to secure victory in a Massachusetts election, according to reports.