premise: Kelly took an afternoon hike with her husband.
initial: Halfway through the hike, her husband stopped.
counterfactual: Halfway through the hike, her husband clutched his chest and fell violently to the ground.
original_ending: He pointed to the ground, where several animal tracks were present. Kelly knelt down to examine the tracks more closely. They were deer tracks.
edited_ending: He laid on the ground and had a heart attackKelly knelt down to examine him more closelyHe was dead<SEP>He was having a heart attack.Kelly didn't know what to do.She freaked out and ran back to the car for help.<SEP>Kelly grabbed her phone and called an ambulance.Kelly knelt down to try and help him.She held his hand until the paramedics got there.