 Complete the following phrase:  Upon the death of the praetorian prefect Gaius Tattius Maximus, Victorinus was summoned to Rome to replace Maximus, along with Sextus Cornelius Repentinus. Both were present at the deathbed of emperor Antoninus Pius 7 March 161. Marcus Aurelius, who had held imperium with Antoninus Pius, promoted his brother Lucius Verus to the purple; he selected Furius Victorinus to be Verus pretorian prefect, and the man accompanied Verus to the Eastern provinces in 162. Victorinus distinguished himself in the 