New Yorkers are casting ballots in today’s primary election, with candidates making their final appeals as record temperatures grip the city. Meanwhile, city officials are warning residents to watch for signs of heat stroke as the extreme heat continues. Also, Con Edison is reducing voltage by 8% in parts of Bedford-Stuyvesant, Bushwick, Greenpoint, and Williamsburg and asking residents to limit energy use while crews make repairs.Plus, the family of Win Rozario, a Queens teen fatally shot by police during a mental health crisis, is suing the NYPD, the city, and the officers involved.