Actually, counting from the first rumblings, the rift started more than five years ago. Something fundamental must be at play. You can't solve that with benign diplomacy and a quaint formula of apology. And what is that bit about improvement in relationship helping to stabilize the region? Sounds ominous.
U.S., allies conduct 20 air strikes in Syria and Iraq against ISIS, says U.S. military (Reuters)
from the article: U.K. mediating between Israel and Turkey in bid to end impasse