Wilmette Firefighter/paramedic Jason Wilk is shown after giving blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Wilmette Firefighter/paramedic Cody Riggan prepares to give blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Wilmette Firefighter/paramedic Michael Isaacson (far right) gives blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Food was offered to people who were giving blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

A ball is squeezed during the Wilmette Fire Department and LifeSource's blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Wilmette Fire Dept. Duty Chief Tom Robertson jokes with his staff while giving blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Wilmette Firefighter/paramedic Jason Wilk is shown during the process of giving blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Wilmette Firefighter/paramedic Jason Weglarz gives blood during a Wilmette Fire Department and LifeSource blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

Vials are shown during the Wilmette Fire Department and LifeSource's blood drive at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times

The Wilmette Fire Department and LifeSource blood drive was held at the Wilmette Fire Department Headquarters on Saturday, June 30, 2012, in Wilmette. | Buzz Orr~Sun-Times