Volunteers will gather this weekend to search for Holly Grim, who has been missing since Nov. 22, 2013.

Nancy Schaefer, founder of Missing in America, will conduct the search party, which will meet at 9:30 a.m. Saturday at the 7-11 on East Susquehanna Street in Allentown. Additional volunteers are needed.Grim, who was known to area residents because she and her husband were regulars at the Mahoning Valley Speedway in Lehighton, disappeared from her home after dropping her son off at his bus stop in Lower Macungie.Signs of a struggle were present inside her home, and she was listed as missing-endangered by the state police. Her family believes she was abducted.Grim is 5 feet, 3 inches tall and weighs 100 pounds. She has brown hair and brown eyes.More information about Missing in America can be found at

www.missinginamerica.us.For more information about the search, visit

www.facebook.com/events/618862031593585.Anyone who may have information on Grimm's whereabouts may also call the Pennsylvania State Police at 610-395-1438 or Lehigh Valley Crime Stoppers at 800-426-1438.