This video explains the planned five-day masonic funeral ritual for John McCain. He probably picked the exact day of his death to fit in with his masonic rituals and goals for NWO.
Masonic handshake with certain freemasons.
The funeral ritual was also based on numerology, in order to create certain effects from his death, similar to a ritual sacrifice. He died on the beginning of a full moon, on August 25th, which is the usual time that rituals and sacrifices happen.