. "What Will Happen After Subpoenas Are Served?"@en . "Subpoenas were authorized by both the house and senate on March 22, 2007. Alberto Gonzales is scheduled to be questioned on April 17, 2007."@en . "Subpoenas were authorized by both the house and senate on March 22, 2007. Alberto Gonzales is scheduled to be questioned on April 17, 2007."@en . .