SOUTH HADLEY, Mass. (WWLP) - A woman is being held without the right to bail for allegedly robbing Westfield Bank in South Hadley. In a news release sent to 22News from the Northwestern District Attorney's Office, on Wednesday, December 11th a woman told a teller at the Westfield Bank on Willimansett Street to give her $5,000 or a bomb would go off. Two arrested after flying drone near Logan Airport During a multi-department investigation, 26-year-old Rosa Murillo was arrested on Friday by Amtrack Police. Murillo pleaded not guilty to charges of armed robbery and making a bomb threat in Eastern Hampshire District Court. She is being held without the right to bail under the dangerousness statute without prejudice. “Investigators worked around the clock to identify and apprehend the defendant. The Commonwealth thanks the South Hadley Police Department, Chicopee and Holyoke Police, the Massachusetts State Police Crime Scene Services Section, the Hampden County Sherriff’s Department, and the Amtrack Police Department for their work on this investigation,” said ADACovington. Local News Headlines Greenfield police gain access to school security cameras The end of the Boston property tax bill Massachusetts employees pay more for health care premiums Recent pedestrian crashes spark safety concerns locally WWLP-22News, an NBC affiliate, began broadcasting in March 1953 to provide local news, network, syndicated, and local programming to western Massachusetts. Watch the 22News Digital Edition weekdays at 4 p.m. on WWLP.com.