A South Scranton man was arrested Thursday after allegedly dousing a woman with lighter fluid, setting her on fire during an argument, and leaving her critically burned, city police said. Randy Barr, 44, told investigators he was angry at Marianne Krug for talking down to him and threatening to poison his dog prior to the early-morning incident in an apartment at 632 Moosic St., police said. Ms. Krug, 44, was taken to Community Medical Center and then airlifted to the Lehigh Valley Hospital burn center in Allentown, where she was listed in critical condition Thursday evening, a hospital spokeswoman said....