While his surface life blossomed, Leo wasn't ignoring his life as the mysterious old monster of the Underworld. He had ordered his men to spread rumors that the attack was the work of the various gangs across Florida who felt like this is an attempt to eradicate the police now they have been weakened by the mysterious old man the other night.
What started as a mere rumor became a reality since everyone was telling the same story. Even the commissioner couldn't help but consider him as a possibility. The Underworlds' territory lay deep within Tallahassee and after the battle of the fateful night, they went into hiding, going off the radar.
It is not news that the other gangs have been gathering since the Underworld went into hiding, he didn't think that their plan wasn't to destroy the Underworld but the police.