Nearly one year after the Lewiston mass shooting, a big question remains: Could, or should, have the tragedy have been prevented?On Oct. 25, 2023, 18 people were killed and 13 others were wounded in shootings carried out by U.S. Army Reservist Robert Card at a bowling alley, Just-In-Time Recreation, and a restaurant, Schemengees Bar and Grille. Card was found dead nearly 49 hours after the shooting started.An independent commission was formed by the state to investigate the months leading up to the deadliest shooting in Maine’s history, as well as law enforcement’s response to it.The U.S. Army Reserve and Maine State Police also conducted their own reviews and investigations.8 Investigates put together a special report that took a deep dive into those investigations, looked at changes already underway and being talked about in the state.Below is a look at the feature reports from the special, which aired the night of …