Passed peacefully on Tuesday morning, October 3rd, 2017, at the age of 90 years old, at Marian Manor in Greentree. Mary Lou was a former school teacher who graduated from Pitt Law at the age of 54, and became an Assistant District Attorney for Allegheny County for 14 years. She was an incredibly resilient woman who took on life with a full heart. She is survived by her loving husband of 68 years, Robert P., and her 3 children; Peter (Julia) Littlefield, Patricia (Bill) Podewils and Adele (Bob) Morris; 8 grandchildren; and 9 great grandchildren. She will be dearly missed. A memorial mass will be held Friday, October 13, 2017 at St. Paul's Cathedral in Oakland at 10:00AM. Arrangements entrusted to the ANTHONY M. MUSMANNO FUNERAL HOME, INC. 700 7TH St., McKees Rocks, PA 15136. 

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