Police have now arrested 2 men in the Jussie Smollett investigation -- 2 men with ties to "Empire" -- and TMZ has learned they were booked for battery. As we reported ... cops picked up Ola and Abel, their nicknames, on Wednesday night at O'Hare Airport. A Chicago law enforcement source tells us the next step may be a lineup in which Jussie will be asked to identify the culprits. This raises a potential problem because, as we first reported, Jussie initially said his attackers were white and yelled "MAGA country." The Osundairos, from Nigeria, just don't fit that profile....