This was according to a statement by the Senior Special Assistant on Media and Publicity to the Vice President, Laolu Akande.
Seiyefa arrived at the presidential villa in Abuja around 4pm on Tuesday.
Yemi Osinbajo, has sacked the Director General of the Department of State Services, Lawal Daura, with immediate effect.
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Tuesday morning, the cleaning crew found the fetus hidden inside the toilet under sheets of toilet paper. Airport officials this morning tweeted about possible delays, but did not make mention of the reason.
The Inspector General of Police, Ibrahim Idris is also in the closed-door meeting.
Seiyefa, who hails from Bayelsa State, had earlier served as the Director of the Institute of Security Studies (ISS), before he was transferred to the DSS headquarters.
Lawmakers and members of staff of the Senate Chamber were prevented from entering the premises.
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In an attempt to ease any nerves in that regard, president Florentino Perez said as much in Miami . Julen Lopetegui has ended speculation of Luka Modric leaving Real Madrid for Inter Milan.
Femi Fani-Kayode, a former Aviation Minister has reacted to the sack of the Director-General of the Department of State Services, DSS, Lawal Daura.
The decision to fire the top intelligence chief is believed to be connected with a Tuesday morning blockade of the country's legislature - the National Assembly, NASS.
The new DSS boss who came to the Presidential villa Abuja, in an SUV vehicle was later chauffeured in a different auto, a Peugeot 508 model with Lagos registration number: AAA 961 BB as he left.
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One of the problems is that once rates reach rock bottom (which is pretty well where they are right now) the only way is up. This could be a good time for more young Americans to take out a Roth Individual Retirement Account or IRA for short.
"The unlawful act, which was done without the knowledge of the presidency, is condemnable and completely unacceptable", said a statement issued later by Osinbajo's office.