By Joice Alves LONDON (Reuters) – Sterling rose on Tuesday against the euro and edged lower versus the dollar as investors awaited speeches from Bank of England officials and watched for developments on the Russia-Ukraine crisis. Markets will pay attention to any comments from the BoE about the impact of the Ukraine conflict on its plans to hike interest rates as a surge in oil and other commodity prices has underpinned risks to growth, investors said. BoE members of the Monetary Policy Committee Michael Saunders and Catherine Mann are set to speak later in the day. “Since the news (about the …