Newcastle United were beaten 2-0 by Arsenal to leave their Champions League battle still wide open on a disappointing day for the Magpies.
Jacob Murphy struck the post as Newcastle piled on the early pressure and Arsenal also survived a penalty shout after a Jakub Kiwior handball. But Arsenal grabbed the lead when Odegaard was allowed the freedom to srike it past Nick Pope from 25 yards.
Newcastle hit the post again after the break through Alexander Isak when his effort crashed off the post. But Arsenal secured victory after Fabian Schar struck past his own keeper.