Conversation so far:
What happened with the deposition of Patrice Lumumba?
Kasa-Vubu announced that he had dismissed Patrice Lumumba and six of his ministers for the massacres in South Kasai and for involving the Soviets in the Congo.
Did Kasa-Vubu depose Patrice Lumumba?
Patrice Lumumba denounced his dismissal over the radio as illegitimate, and in turn labeled Kasa-Vubu a traitor and declared him deposed.
How did Kasa-Vubu and Patrice Lumumba solve the problem of declaring each other deposed?
Kasa-Vubu managed to secure the countersignatures of Albert Delvaux, Minister Resident in Belgium, and Justin Marie Bomboko, Minister of Foreign Affairs. He announced again his dismissal of Patrice Lumumba.

Question: Where did he flee to?
Self-contained rewrite: Where did Justin Marie Bomboko flee to?