UPDATE: According to a press release by the Carrollton Police Department on Monday, at 11:55:
"Mr. Nguyen and his grandson were located tonight at a gas station in Hudson Oaks, TX, west of Fort Worth. They are fine. The Nguyen family is en route to Hudson Oaks to be reunited with and take care of their loved ones.
"We will work with the family going forward to ensure everyone’s safety."
CARROLLTON, Texas -- Police are searching for a grandfather and his grandson who police say are missing.
Police said they are looking for Vincent Nguyen, 80, and Victor Nguyen, 5. Victor was last seen wearing a green shirt and dark shorts.
Vincent is driving in a silver 2004 Honda Accord with a license plate CW7R555. Call 911 if you see them.