Sunbury crash: Double murder probe after e-bike smash kills two as police appeal for CCTV
![Sunbury crash: Double murder probe after e-bike smash kills two as police appeal for CCTV](https://i2-prod.mirror.co.uk/incoming/article33320075.ece/ALTERNATES/s615/0_Police-Officers-Killed-While-Responding-To-Burglary-Call-In-Manchester.jpg)
Following four arrests, investigating detectives have said they are seeking witnesses who may have information or CCTV relating to the suspected Surrey double murder