This article states facts and then draws conclusions that are unrelated to the facts stated. Two hostile states cannot share the same capital city. Anybody who thinks otherwise is deluding themselves. Amman is the capital city of "Palestine". It is a Muslim city where Israelis are not allowed. Jordan is "Palestine."
U.S., allies conduct 1 air strike in Syria and 11 in Iraq against ISIS militants (Reuters)
from the article: Israel should give up Jerusalem as its capital