BOSTON — Questions about security preparations are being raised as the investigation into a terrorist attack in New Orleans that left 15 people dead continues.

Boston Mayor Michelle Wu said the city is prepared to keep its residents safe at large events, in the wake of a deadly attack in New Orleans that left at least 10 people dead and dozens injured.

Following the deadly terrorist attack on New Year's Eve on Bourbon Street in New Orleans, authorities are still trying to figure out how it all could happened. Meanwhile, Boston Marathon bombing ...