One of the downed men fired upward and missed.
Men fired upward; but they were stumbling as they came.
The gun fired upward, exploding crystal drops of a chandelier.
I heard her hit the couch with one foot and I fired upward twice as she jumped over it.
He fired upward with an aim that never missed.
He began to fire upward at the heads and leaning-out bodies silhouetted above him against the sky.
He fired upward just as the clinging form disappeared into a window above.
From there they fired upward, while The Shadow raced along the brink.
For example, a bullet fired upward may travel through a ceiling and into an adjacent floor.
Then, almost from the floor, a gun fired upward.