Seven bodies pulled from water ; Seven others believed dead . Investigators are trying to establish the facts of the crash but wo n't determine the probable cause for some time , Hersman said . Search stops Saturday afternoon because of weather , will resume Sunday . Authorities investigating Sunday 's collision of helicopter , plane over Hudson River . Pilot on ground says he tried to warn helicopter before accident .
Seven bodies pulled from water ; Seven others believed dead . Search stops Saturday afternoon because of weather , will resume Sunday . Authorities investigating Sunday 's collision of helicopter , plane over Hudson River . Pilot on ground says he tried to warn helicopter before accident .