NEW You can now listen to Fox News articles! A Chicago father expecting his second child was beaten to death outside a bar in an early morning assault, as police search for four persons of interest. Alexander “Xander” Kazanowski, 35, was discovered unresponsive on the ground with head injuries near a bar in Chicago’s Avondale neighborhood around 3:20 a.m. On March 24, per the Cook County Crime Stoppers. The Chicago Police Department states he was rushed to Advocate Illinois Masonic Medical Center in critical condition and later succumbed to his injuries. Illinois model Kazanowski had reportedly been ejected from a bar due to multiple comments he made, according to WGN-TV. FOLLOW THE FOX TRUE CRIME TEAM ON X. Chicago Police launched a homicide probe and released video of four persons of interest they wish to speak with. The suspects were described as three Black men and one Asian woman. One was wearing a black jacket, black baseball cap, and blue jeans. The second man was dressed in a black jacket, white hoodie sweatshirt, and black pants. The third man was dressed in a blue jacket, blue jeans, and a brown winter hat. SIGN UP TO GET TRUE CRIME NEWSLETTER. The woman wore a black jacket and white pants.. LIKE WHAT YOU’RE READING? Discover more on the True Crime Hub. According to video footage released by the Chicago Police Department, security cameras recorded the four suspects entering the Tune-Up bar on the night of the alleged attack.