Sources: political appointees at the US CISA blocked Acting Director Madhu Gottumukkala's attempt to oust the agency's Chief Information Officer Robert Costello (John Sakellariadis/Politico)

John Sakellariadis / Politico:
Sources: political appointees at the US CISA blocked Acting Director Madhu Gottumukkala's attempt to oust the agency's Chief Information Officer Robert Costello  —  The personnel spat began late last Thursday afternoon after Costello was given a so-called management-directed reassignment …