Baldwin's nephew Tancred felt passionately that the crusade was being corrupted, agonising over his own position. He avoided contact with Alexios I, crossed the straits at night and in disguise, and passed unnoticed. Beyond the Bosporos he removed the disguise on the way to Nicaea, and felt safer. His actions infuriated his uncle and Alexios. Tancred made a point by sending Atropius and Guarinus as messengers to summon Bohemond while the latter was helping Alexios to impose on Raymond of Toulouse the same oath he had taken himself. The two messengers were told to summon Bohemond to duty on the crusade, because the Turks were threatening. Alexios, who (as intended) discovered the message, interrogated the messengers, discovered they could not be cowed and dismissed them without punishment. But Bohemond was forced to promise to bring Tancred into line. Tancred was increasingly angry at the net of obligations enveloping him