Labour MP Stella Creasy says her staff at her office have received abusive phone calls over the Syria airstrikes vote as she attempts to listen to the ongoing debate in the Commons.
Ms Creasy is undecided whether to back military action in a vote later today.
For christs sake - I want to listen to debate in chamber but people ringing my office abusing my staff so dipping out to check ok! #syria
The shadow chancellor warned it could foster another generation of militants determined to commit a Paris-style terror attack.
The Defence Secretary has warned the RAF that the fight against Islamic State will not be short or simple.
Officers were posted outside the constituency office of Neil Coyle, the Labour MP for Bermondsey & Old Southwark.