Three Percent of US Executions Since 1900 Were Botched
Amherst CollegeOf approximately 9,000 executions that took place from 1900 to 2011, 270 of them involved some problem, according to a study by Amherst College professor Austin Sarat, who created a database of all the “departures from the protocol of killing someone sentenced to death” in the past 111 years.