In the published article, there was an error in \textbf{Figure~3} as published. \textbf{The images displayed in Figure~3 were incorrect}. The corrected \textbf{Figure~3} and its caption \textbf{Ensemble-averaged irradiance $\Langle I\left(x,0,z,t\right)\Rangle$ turbulence results: \textbf{(A)} theory $N_{Fx} = \infty$, \textbf{(B)} theory $N_{Fx} = 10$, \textbf{(C)} theory $N_{Fx} = 5$, \textbf{(D)} theory $N_{Fx} = 1$, \textbf{(E)} simulation $N_{Fx} = \infty$, \textbf{(F)} simulation $N_{Fx} = 10$, \textbf{(G)} simulation $N_{Fx} = 5$, and \textbf{(H)} simulation $N_{Fx} = 1$} appear below. \par The authors apologize for this error and state that this does not change the scientific conclusions of the article in any way. The original article has been updated.