Investigators descended overnight on the New Jersey neighborhood of the terrorist who went on a rampage in a rental truck along a riverfront bike path near the World Trade Center, killing eight people and injuring 11 others. Cops surrounded a block in Paterson, the hometown of Sayfullo Saipov, 29, an Uzbek immigrant who was shot by a cop when he jumped out of the truck brandishing fake but realistic-looking pistols and shouting “Allahu Akbar!” Authorities in Passaic County also cordoned off an area that includes a mosque, some storefronts and several other residences, as well as a parking lot at...