Heat and humidity holding tough

Tropically warm air will continue to dominate until a backdoor cool front brings slight relief into the Labor Day weekend. http://tinyurl.com/qyzuggh ◂ ABC2 News offers comprehensive local news, Maryland's most accurate weather forecast and sports coverage for Baltimore and all of Maryland. Breaking news and severe weather coverage are delivered with live streaming video. ABC2, WMAR-TV, is Maryland's Source for Online Video, News, and Weather. For more download the ABC2 mobile app: http://abc2news.com/mobile