"maybe his heart just gave out, and that's why they never could get him back." >> narrator: hunter turner of the hundreds of people who die every year after encounters with law enforcement. most of those deaths are from shootings. but others, like turner's, occur after police use restraint methods that are not supposed to be deadly. ♪ ♪ >> why don't we go ahead and get going here? we've got a lot toet through. >> narrator: for the past three years, a team of reporters from the associated press, in collaboration with the howard centers for investigative journalism and "frontline" have been compiling and investigating deaths following police encounters that involved tactics known as "less-lethal force." >> the murder of george floyd really raised questions for a lot of people about the extent of police use of force. >> we're looking at deaths that don't involve someone being shot and killed. deaths after interactions that involve at least a certain level of force that's beyond handcuff. less-lethal force can be a range of things, and it doesn't always have to be excessive use of these thing