President Joe Biden voiced strong criticism of Israel Tuesday following a strike that killed seven aid workers in Gaza, saying it has not done enough to protect such workers. “Incidents like yesterday’s simply should not happen. Israel has also not done enough to protect civilians,” Biden said in a statement. Biden said he was “outraged and heartbroken” by the death on Monday of the World Central Kitchen workers, adding that distributing aid in the Palestinian territory has been difficult “because Israel has not done enough to protect aid workers trying to deliver desperately needed help to ci…