A third member of staff from a school for people with autism has died from injuries sustained in minibus crash on the M4 in Berkshire.
The fatality was confirmed at a press conference at Prior's Court School.
Police were called at around 12.20pm on Thursday to a crash involving a lorry and a minibus.
The road was closed heading eastbound between junction 14 at Hungerford and junction 13 at Chieveley, but has since fully re-opened to traffic.
Thames Valley Police confirmed two other passengers in the minibus remain in hospital with life-threatening injuries.
Three further passengers were also taken to hospital, two of which have since been discharged.
The third passenger is still being treated in hospital.
Watch Mary Stanley's report below
Thames Valley Police released a statement confirming the death of the third staff member.
At around 12.20pm (12/10) Thames Valley Police and other partner agencies were called to the scene of a serious road traffic collision in West Berkshire.
Prior's Court School's Chief Executive released a statement on the night of the incident.
I speak on behalf of us all at Prior’s Court when I say we are devastated about the road traffic collision which happened today. I send my deepest condolences to the families, friends and colleagues of the two people who lost their lives.