July 3, 2015 9:40 pm Authorities Prepare to Keep Esplanade Secure With an increased terror threat, officials in Boston are asking residents to be safe while celebrating the Fourth of July. US & World Videos 3:22 Forecast: Major winter storm threatens large swath of country — but not New England 0:24 Strip mall fire in Onset damages multiple businesses 0:34 Bedford officer shot during struggle with suspect released from hospital 1:21 Man found shot to death in 7-Eleven parking lot has been identified 2:06 Somerville woman shares story of break-in suspect being found in her basement