UPDATE: With the Susquehanna River now projected to crest before midnight Thursday at 40.7 feet, Luzerne County officials accelerated their deadline for a mandatory evacuation order. Residents in a wide swath of the county, from Exeter Township to Shickshinny, must leave by 4 p.m., four hours earlier than the initial evacuation order, county officials said. “We want people to heed our order and leave,” Commissioner Stephen A. Urban said at a 9:45 a.m. briefing at the county’s emergency management headquarters. “It’s significant. We want them to leave.” The evacuation order, covering a region devastated by flooding following Tropical Storm Agnes...