MuckRock asked all 50 states for a copy of the data frame that they use to track pregnancy-related deaths, in order to figure out if every department is using a similar system, or even tracking the same information. Spoiler alert: they’re all doing their own thing.

In a sweeping investigation, a team of Reuters reporters, editors, and data analysts raised serious questions about Taser’s manufacturer’s claim that no one has died directly from device’s shock. Reviewing the results of hundreds of autopsies, filing hundreds of public records requests around the country, and other painstaking open-source research made the investigation possible.

Despite efforts by the Bureau of Justice Statistics and others, a clear picture of American detention deaths remains blurred by reporting gaps.