 Whatever the case, the senate gave its assent, and Lucius left.Marcus remained in Rome; the city "demanded the presence of an emperor".Furius Victorinus, one of the two praetorian prefects, was sent with Lucius, as were a pair of senators, M. Pontius Laelianus Larcius Sabinus and M. Iallius Bassus, and part of the praetorian guard.