    Sentence . No charges. have been  filed: in’, _ those. deaths: ;° but  proseciitor © David’: -Lupas . * said  authorities were. ee progress: in  the case.    Sentence 2. .No .charges’ have been  filed’ in those “deaths ;, but. Luzerne  County. District’: Attorney -: “David  Lupas, ~‘said _ authorities. - were  éontinuing- “to. make . significant  progiess' in the’ case. - ;