Smollett said last month that he was the victim of a racist, homophobic attack. Initial reports said two noose-wielding men yelled ‘this is MAGA country’. Police say new evidence emerged in interrogations that requires investigation. A grand jury is slated to hear the Jussie Smollett case next week, according to law enforcement sources familiar with the investigation into the Empire actor’s alleged hoax attack.    Chicago police insiders told TMZ that authorities are keeping a close eye on two Nigerian brothers, who were arrested and questioned about the attack before being released on Friday, to make sure that Smollett doesn’t try to contact…