Iran : President Obama warns Iran 's government will be held accountable for its weapons . NEW : Obama makes his first visit to Israel since entering the White House . His relationship with Netanyahu has been chilly at times . In his first visit to Israel and the West Bank since assuming the White House , President Barack Obama ventures into a region of the world whose politics are layered and complex . Obama will urge peace talks between Israel and the Palestinians .
Iran : President Obama warns Iran 's government will be held accountable for its weapons . NEW : Obama makes his first visit to Israel since entering the White House . His relationship with Netanyahu has been chilly at times . Obama will urge peace talks between Israel and the Palestinians .