Who survived the st Valentine's Day massacre?

The St. Valentine's Day Massacre, which occurred on February 14, 1929, in Chicago, left seven members of the North Side Gang dead. The only known Survivor was Frank Gusenberg, who was found alive at the scene but later died from his injuries. Despite being shot multiple times, Gusenberg refused to identify the attackers when questioned by police. His silence has been attributed to the code of loyalty among gang members.