David Gunn (doctor) by another anti-abortion activist, John Burt. From March 1993 through May 2009, Gunn was first of a total of four doctors murdered by killers proclaiming pro-life motivation. The others were doctors Barnett Slepian, John Britton and George Tiller. Gunn's murder helped lead to the passage of the Freedom of Access to Clinic Entrances Act. Gunn's death also prompted Paul Jennings Hill to issue the Defensive Action Statement, signed by 30 anti-abortion leaders, which justifies the killing of abortionists to protect fetuses. In 1994, Gunn's violent death inspired the first official single "Get Your Gunn" by rock band Marilyn Manson. The
Randall Terry a court date later that month. In a statement given to a Christian news service, Terry claimed Notre Dame's invitation of Obama was a betrayal of Catholic teaching, comparing it to Judas' betrayal of Jesus Christ. When Kansas obstetrician George Tiller was murdered while serving as an usher in his Wichita church on the morning of May 31, 2009, Terry immediately issued a statement critical of Tiller. On the same day, June 1, Terry released a video in which he called president Barack Obama and pro-choice politicians "child killers", and described Tiller as a "mass murderer" who "reaped what he