I have two girls, 4 and 19-months old. I was divorced a year ago, and my ex moved with the girls from the U.S. back to Israel, which is where we are from. (The girls were born in the U.S.) I go to visit my daughters every 6 weeks or so, for a few days, and when back in the U.S., I call every day on the phone. This has been the routine for a full year. However, for the last month or so, every time I call, the 4-year old doesn