If he wants to find "war crimes" and not the phony, trumped up lies of the Gaza terrorists and their self-hating Jewish apologists like Goldstone. And for that matter, let Posner investigate the hundreds of thousands of dead from the Iraq and Afghanistan wars, particularly since those countries never attacked the U.S., in contrast to Gaza which lobbed thousands of rockets onto Israeli civilian communities. It's a wonder the State Department doesn't choke on its own hypocrisy.
Israeli PM to Palestinian President Abbas: We must fight terror together (Haaretz)
from the article: U.S. to Israel: Probe alleged Gaza war crimes to advance peace