The San Antonio Police Department has issued a silver alert for a 78-year-old man that went missing on Saturday.

Police say that Hans Jderb Albert Reinecker, listed at 5’11 and weighing 166 pounds, was last seen wearing a black plaid shirt and blue jeans walking at the 8300 block of Wurzbach around 6 p.m. Saturday.

SAPD says that Reinecker has been diagnosed with cognitive impairment and that anyone that may have information of his whereabouts should call 210-207-7660.