The investigation has been reopened

Finally!! The name of the driver was unveiled. Claire Freemantle, 48.
She hasn't faced a charge?? Met Police is right to reopen the investigation for the victims' family. Poor girls.

Driver rearrested over girls' school crash deaths
https://www.bbc.com/news/articles/cm27dg7e7ddo

epileptic seizure < epilepsy
seizure
behind the wheel / at the wheel
manifest [Collins]If you manifest a particular quality, feeling, or illness, or if it manifests itself, it becomes visible or obvious.
runs its course [Collins]to develop gradually and come to a natural end
unhindered << hinder> hindrance
line [quote] Our main priority is to ensure the lines of inquiry identified by the review are progressed.
Is this meaning? [Collins]If you say that something happens along particular lines, or on particular lines, you are giving a general summary or approximate account of what happens, which may not be correct in every detail.

[quote]At the time, her solicitor said her epilepsy had "never previously manifested itself" and Ms Freemantle "had always enjoyed good health".[unquote
I'm sceptical of the Freemantle's epileptic seizure. I shouldn't speculate, but had police investigated the history of her phone or dashboard camera???