The Cook County Commissioner, Dennis Deer, has passed away at the age of 51. His family announced his death on social media [92141f35]. Deer had been serving on the county board since 2017 and was known for his dedication to the community in areas such as healthcare, education, economic development, and affordable housing. The cause of death has not been disclosed. Last year, Deer underwent a double lung transplant due to failing lungs caused by polymyositis. He was a leader in the political organization led by Bobbie Steele and her son Robert. Deer's first major board vote was to repeal the sweetened beverage tax. He was also an advocate for mental health and addressing racism as public health crises, speaking openly about his own post-traumatic stress. Deer is survived by his wife and three children [92141f35].