By JUAN A. LOZANO SURFSIDE BEACH, Texas (AP) — Tropical Storm Nicholas slowed to a crawl over southeastern Texas and southwestern Louisiana Tuesday after blowing ashore as a hurricane, knocking out power to a half-million homes and businesses and dumping more than a foot (30.5 centimeters) of rain along the same area swamped by Hurricane Harvey in 2017. Nicholas could potentially stall over storm-battered