A Silver Alert has been issued for a missing 64-year-old Southbridge, Massachusetts, man who suffers from a serious memory impairment.
Police say Dennis Gahagan was last seen Sunday night around 7 p.m. after he left his home feeling ill and without telling his family where he was going.
Gahagan has a cell phone, but it has been shut off and attempts to ping its location have not been successful.
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He may be driving a gray 2006 Toyota Tacoma with a state registration of "1SD930."
Gahagan is 5'7", weighs around 160 pounds, has hazel eyes and gray hair.
Anyone with information is asked to contact police at 508-764-5420.