Dagan was said to have been killed in her apartment in Galadimawa, Abuja, on Monday shortly after she returned from work.
She was said to be a participant in an ongoing training for civil servants holding at the Manhattan Event Centre, Uke, Nasarawa State.
Some of her colleagues who spoke to Punch on Tuesday said the assailants set Dagan’s apartment on fire probably after killing her.
A State House statement by the Deputy Director, Information, Mr Attah Esa, confirmed the development, quoting the Permanent Secretary, Jalal Arabi, as mourning the deceased.
Arabi and some personnel of the State House had already visited her family members to condole with them.
Meanwhile, friends and family members of the deceased have taken to the social media to mourn her.
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