Renatta Signorini And Patrick Varine Sunday, April 18, 2021 4:30 p.m. | Sunday, April 18, 2021 4:30 p.m. Louis Ruediger | Tribune-Review Tammie Klingensmith displays a signs at the corner of Main Street and Ottoman Street in Greensburg Sunday asking motorist for support in the missing person case of her cousin Cassie Gross, who has been missing since April 7, 2019. Gross vehicle was found in Twin Lakes Park the following Monday burnt. Louis Ruediger | Tribune-Review Tammie Klingensmith and her husband Patrick display signs at the corner of Main Street and Ottoman Street in Greensburg Sunday asking motorists for support in the missing person case of her cousin Cassie Gross, who has been since April 7, 2019. Gross vehicle was found in Twin Lakes Park the following Monday burnt.