4:24pm
The colleague replies: "Yeah, just would treatment sooner have made a difference."
Letby asks her colleague if Child D had a lumbar puncture.
The colleague replies she was not sure it ever got done, given that the baby girl was ill and had been on CPAP.
She adds her gas reading was "appalling" when she first came through to the unit.
4:25pm
Letby, in her response, says: "I think we did what we could."
She then refers to the condition of the mother of Child D.
The court hears at 9.51pm on June 25, Letby searched for both the parents' names of Child D on Facebook.
4:36pm
Towards the end of June, Letby sent a message to a colleague: "Work has been awful."
The colleague responds: "Oh dear. Staffing probe?"
Letby, in her response, says: "We have had three unexpected deaths," adding the unit is "full".
She adds: "What I have seen has really hit me tonight."
The colleague asks: "Have you worked today?"
Letby: "No, been off since Wednesday morning and now it has all hit me."
The colleague asks if Letby tries "talking to a proper counsellor".
Letby replies that she does not think she can.
The colleague: "Why not?"
Letby: "I can't talk about it now...I can't stop crying...I just need to get it out of my system."
The colleague advises Letby to think carefully what to do, before adding: "Maybe you need to take time off."
Letby: "Work is always my priority," adding she had not cried about the incidents until then.
The trial of Lucy Letby, who denies murdering seven babies at the Countess of Chester Hospital neonatal unit and attempting to murder 10 more,…
www.chesterstandard.co.uk