Gerald Tigner, 29, was pronounced dead at 6:21 p

Gerald Tigner, 29, was pronounced dead at 6:21 p.m. Tigner was convicted of murdering James Williams, 22, and Michael Watkins, 32, almost 9 years ago. Tigner becomes the 600th condemned inmate in America to be put to death via lethal injection since Texas first used that method in 1982. Tigner becomes the 6th condemned inmate to be put to death in Texas this year, and the 14th condemned inmate to be put to death this year in the USA.