[
'I smashed Dublin knifeman in his head
with my helmet, he went down':
Hero Brazilian Deliveroo rider tells how he
ended school bloodbath - girl, 5,
is critical and creche worker hurt shielding kids
is serious after stabbing
by 'psychotic' man sparked riots]
[Gardai clashed with rioters in Dublin after
several people were injured in a stabbing
outside a school in the Irish capital]