Agents from the Bureau of Alcohol, Tobacco, Firearms and Explosives raid the Branch Davidian compound in Waco, Texas, Feb. 28, 1993. Four agents and five Davidians died during the ensuing gun battle, which was the start of a 51-day siege.

Branch Davidian leader David Koresh is shown in this police line-up photo.

Vernon Wayne Howell, known as David Koresh, his wife Rachel and their son Cyrus are photographed in front of their house in San Bernardino, Calif., April 1986.

Agents from the Bureau of Alcohol, Tobacco, Firearms and Explosives secure the door of a Bradley armored personnel carrier March 4, 1993, near the Branch Davidian compound in Waco, Texas.

The Branch Davidian compound near Waco, Texas, is shown in this March 8, 1993, photo.

Demonstrators in favor of the federal government stand with signs and flags on a roadway that leads to the Branch Davidian compound near Waco, Texas, March 29, 1993.

Two Texas Department of Public Safety officers talk with a Bureau of Alcohol, Tobacco, Firearms and Explosives agent at a roadblock near the Branch Davidian compound in Waco, Texas, April 1, 1993.

A helicopter makes a low pass over the Branch Davidian compound near Waco, Texas, in this April 9, 1993, photo.

The Branch Davidians' Mt. Carmel compound outside Waco, Texas, burns to the ground, April 19, 1993. The Bureau of Alcohol, Tobacco, Firearms and Explosives tried to end the 51-day siege with tear gas and a subsequent fire broke out.

Agents of the Bureau of Alcohol, Tobacco, Firearms and Explosives examine the remains of the Branch Davidian compound near Waco, Texas, April 23, 1993. Compound leader David Koresh and nearly 80 of his followers were found dead after the blaze.

A casket is lowered into a grave as the unclaimed remains of 29 Branch Davidians are buried in a Waco, Texas, graveyard, Oct. 15, 1994. The Davidians, including David Koresh's wife and children, were buried in pauper's graves.

A monument to Branch Davidian leader David Koresh and the dozens of followers who died in the 1993 raid and subsequent fire is shown in this Sept. 3, 1999, photo.