President Trump publicly cast doubt Monday on the need for a bipartisan sanctions bill meant to ratchet up economic pressure on Russia to end its bloody war on Ukraine. “I’m not sure we need it,” Trump quipped during an Oval Office meeting with NATO boss Mark Rutte. “It could be very useful, we will have to see.” The Senate bill, co-sponsored by Sens. Lindsey Graham (R-SC) and Richard Blumenthal (D-Conn.), would put 500% tariffs on purchasers of Russian energy — including uranium, gas, and oil. “The 500[% figure] is sort of meaningless after a while because at a certain point...