Houston police searching for man who went missing while en route to a hospital John Jackson was last seen Friday at 5610 Almeda Road where he went for a dialysis treatment. At approximately 2 p.m. he left that location on his way to Methodist hospital, according to police. Jackson told personnel at the dialysis treatment center he had started feeling ill before his appointment and was going to the hospital for medical help, according to Texas EquuSearch. Jackson was driving his 2001, burgundy-colored GMC Sierra pick-up truck with Texas license plate number FTJ6507. Jakcson is described as a Black male weighing 253 pounds and standing 6′1′' tall with brown eyes and black hair. He was last seen wearing ble jeans, a white t-shirt, an orange long-sleeved thermal shirt and white “Fila” brand tennis shoes with red and blue trim.