Wall Street ended the session sharply lower, weighed down by soaring treasury yields and fears of heightened geopolitical tensions between Iran and Israel. At the same time, Israelis are waiting for news about how Armed Forces Prime Minister Benjamin Netanya will respond to the first direct attack by Iran in history, as international pressure for resonance is growing for fear of a possible escalation of the conflict. Several policy makers, including the Federal Reserve matron Jerome Powell, will speak later in the day, and investors will be watching for clues about the central bank's stance on easing.