Missing couple Robert (L) and Sarah (R) Maggard. (credit: Bedford Police Dept.)

NORTH TEXAS (CBSDFW.COM) – A Silver Alert has been issued for an elderly couple from Bedford.

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Police are searching for Robert and Sarah Maggard. The senior citizens were last seen Sunday at a QT Convenience Store in Saginaw.

According to authorities, Robert Maggard has been diagnosed with Alzheimer’s and his wife, Sarah, has high blood pressure and suffers from depression.

Considering the mental and physical factors, law enforcement officials consider the couple’s disappearance a threat to their health and safety.

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Robert Maggard is a 73-year-old white male, stands 5’10”, weighs around 150 pounds. He has gray hair brown eyes..

Sarah Maggard is a 71-year-old white female, stands 5’4” and weighs 130 pounds. She has gray hair and blue eyes.

The couple was last seen driving a tan-colored, 2004 Honda CRV. The vehicle has the Texas license plate BT4J495.

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Anyone who has seen the missing couple or has information about their location is asked to call 911 or contact the Bedford Police Department at (817) 952 2630.