Military retirees and spouses in metro Detroit are invited to the annual Retiree Appreciation Day event at Selfridge Air National Guard Base on Saturday, Sept. 24. Speakers will include Brig. Gen. John D. Slocum,127th Wing, and Alan Parks, Detroit Arsenal Garrison. Information on veterans health care, dental services and other benefits will be discussed. The Macomb County Sheriff Department will also present tips for personal and online safety.