Early Blast Of Heat And Humidity Hits U.S.

TOLEDO, Ohio (AP) — A blast of heat and humidity in the Midwest and Northeast days before the official start of summer put a wet blanket on outdoor activities from festivals to sports camps as officials urged people to take precautions.Cities that opened cooling centers this week advised that Wednesday’s Juneteenth holiday means some public libraries, senior centers and pools where residents could beat the heat will be closed.The dangerous temperatures were expected to peak in the eastern Great Lakes and New England on Wednesday and Thursday, and in the Ohio Valley and Mid-Atlantic on…