U.S.Heat Wave Enters 7th Day, but End Is in Sight: Updates and News The New York TimesHeat Wave Begins: Heat Records Reached In These Cities ForbesParts of East may see 100-plus degree weather; floods swamp Iowa, S.D. USA TODAYVideo: More than 100 million Americans under heat advisory CNNMillions under heat alerts this weekend as record-breaking temperatures reach Mid-Atlantic, South Yahoo! Voices