 The boy was hospitalized in critical condition. Police did not announce an arrest, and there is no word on what led up to the shooting. And the heat is back on across much of Maryland. A heat advisory will run until 8 tonight, as temperatures will be in the upper 90s, and heat index is as high as 105. Everyone is encouraged to drink plenty of water and take frequent breaks from the sun. Also, young children and pets should never be left unattended in vehicles.