July 17, 2012 5:14 pm How to Cut the Cost of Staying Cool Keeping your home cool in the extreme heat can be expensive, but NBC10’s Tracy Davidson gives some tips on how to cut the cost. US & World Videos 0:19 Body of missing kayaker found in the Schuylkill River 2:00 Police officer placed on administrative duty after killing dog that attacked a man 0:51 Police officer shot and killed 1 of 4 dogs that attacked a 53-year-old man 1:49 ‘We have to do better': Philly teen dedicates her Instagram to humanizing victims of gun violence 1:22 Video shows man walk up to ring doorbell with an apparent gun, police say