Garda Commissioner Martin Callinan said he had been deeply saddened to hear of his colleague's death.
He was a very popular member of An Garda Siochana, a very efficient member, someone who was revered both by his peers and members of the community where he served.
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Deputy party leader Tom Watson said that what has happened with Jeremy Corbyn is a "great tragedy".
A father who must give police 24 hours' notice before he has sex is planning to go on hunger strike in protest at the "extreme" order.
Remaining unsettled over the next few days.