Complex sentence: TV coverage showed that it was very close to being "down at the 1 foot line" but a 2nd referee raised his arms indicating touchdown, as Johnson's left shoulder hit the ground as he was putting the ball over the goal line with his right.
Split into simpler sentences: TV coverage showed that it was very close to being "down at the 1 foot line" but a 2nd referee raised his arms indicating touchdown. Too close to call as Johnson's left shoulder hits the ground as he's putting the ball over the goal line with his right.