Trump visits evacuees at shelter in storm-battered Houston

President Donald Trump handed out box lunches and hugged children in a Houston emergency shelter on Saturday, as he witnessed the devastation wrought after Hurricane Harvey unleashed apocalyptic floods on America's fourth-largest city.The sprawling Texas city was taking tentative steps back to normalcy after a week of flooding that damaged 40,000 to 50,000 homes and sent tens of thousands fleeing to emergency shelters.Harvey has been blamed for at least 42 deaths.