He has volunteered at and donated to the charity. They volunteered in political campaigns and donated money. Among other philanthropic activities, she has volunteered for charity organizations. She has also volunteered for the organization. He also volunteered to be waterboarded for charity. He volunteered for the army during 1916. He has also volunteered on behalf of Operation Gratitude. He volunteered for the army, but was rejected. Yaeger has also volunteered his time with several organizations. They have also volunteered their time to support Alzheimer's research. He has also volunteered at Atlanta Mission. She also has volunteered with a greyhound adoption group. About 10 former teaching fellows also volunteered. Initially, over 14,000 people volunteered as extras. In 1942, he volunteered for the paratroopers before finishing his degree.