His office said a son of a campaign worker was shot and killed.
She began the group with friends after her son was shot to death during his freshman year at a small private college in Texas.
One woman showed them what she said were blood stains left when her son was shot the day before.
You know, this is right where my son was shot down.
"The man who shot my son, do you think he would hesitate to kill me?"
On Thursday night, however, you showed up and shot my son in less than fifteen minutes.
Her son had been shot in the crown of his head and below the right knee, she said.
The mother called the police at 22 minutes after midnight, reporting that her husband and son had been shot.
His wife had killed herself after another son was shot to death in a quarrel over drugs.
"Why was there a need to shoot my son, that's all I want to know - can someone tell me?"