The state-run TV network also introduced Catherine Vital as Santos' co-anchor.
Her hiring is effective immediately and she will begin at the local CNN station in the coming days.
This is his only television interview since the controversy involving him and his family-owned security firm broke out.
Celdran will be stepping down from her anchor posts to take a break and spend more time with her family.
'The Chiefs' will include in-depth discussions of the day’s biggest issues and interviews with the country’s newsmakers.