big questions tonight over why tourists are still allowed to climb it. a second eruption is possible, which may mean if there are bodies on the island, it may be very difficult to retrieve them. david? james longman on this for us again tonight. james, thank you. and next, to that emergency landing for an international flight to the u.s. the pilots reporting smoke in the cockpit. at least one emergency worker fearing there was fire, as well. abc s david kerley covers aviation. reporter: that s the air canada plane on the ground after some harrowing moments in the sky. smoke in the cockpit, not once, but twice on a flight from montreal. the smoke has come back. there s a lot of smoke in the cockpit. reporter: and that wasn t all. the pilots reporting that the windshield cracked, as well. expect about 15-minute delay, we do have an emergency inbound to runway 2-4, might shut down the runway. reporter: bradley airport in connecticut rolled out emergency crews when the pilots