weather July 17, 2024 1:04 pm How extreme heat can affect your mental health Scorching heat and humidity is dangerous for our physical health — but it can also impact mental health. News4’s Juliana Valencia reports. Local 25:54 Commanders' Dan Quinn talks roster ahead of trade deadline: All Ears with JP Finlay 21:32 How fentanyl changes families: The News4 Rundown 1:55 College Park is the latest Purple Line traffic hot sport 1:39 DC's snow team prepares for snow 1:06 Hallmark Channel stars visit the Wharf for Countdown to Christmas