A red wave washed over Long Island on Tuesday as suburban voters embraced Republican candidates in a number of key posts in both Nassau and Suffolk Counties. A reflection of the GOP’s strong showing across the country, Republicans flipped district attorney posts on the island from blue to red after beating the drum over criminal justice reforms approved by Democrats in Albany. In Nassau, Republican Anne Donnelly beat out Democratic state Sen. Todd Kaminsky, who conceded early Wednesday morning, 60% to 40%, following a bruising battle over bail.... ...In the Nassau County Executive race, Republican Bruce Blakeman declared victory over...