Washington, D.C.’s annual A Capitol Fourth concert will go on as planned Friday evening despite oppressive temperatures expected to climb into the triple digits, though officials are adjusting event logistics and urging attendees to take precautions as a dangerous heat wave settles over the nation’s capital.The U.S. Capitol Police announced Friday morning that the concert will still begin at 8 p.m., but public entry will be delayed until 7 p.m. because of the extreme heat. Officials also warned that people who are particularly vulnerable to heat-related illnesses should use extra caution if they plan to attend.Guests are being encouraged to bring plenty of water to stay hydrated, and non-glass water bottles will be allowed inside the venue.
The precautions come as much of the eastern United States endures one of the hottest stretches of the summer, just as millions of Americans prepare for Independence …