Wrigley called a final coordinating conference for 1030, but at 1020 he was wounded by a bullet and his second in command, Major G. E. Sell took over.
Wrigley indkaldte til en sidste koordinationskonference kl. 10.30, men klokken 10.20 blev han såret af et projektil og hans næstkommanderende major G. E. Sell tog over.