Hertel AG retained the Atlanta law firm of Glass, McCullough, Sherrill & Harrold last Friday to help it collect $2.4 million on a letter of credit that BNL is thus far refusing to honor, according to Thomas J. Harrold, a partner in the firm.
In December, the family of Jerry R. Pyle, who was killed in the attack, sued the National Guard, the city of Edmond and Sherrill's estate in state court seeking unspecified damages.
Mr. Sherrill said he would like to see colleges implement crime prevention programs.
Patrick Sherrill, who shot and killed 14 fellow postal workers two years ago, slipped through a lax screening system for new employees, congressional investigators said Wednesday.
After police sharpshooters arrived, Sherrill killed himself.