emerging and the belgium prosecutor confirming two bombers were identified as brothers khal id and brahim elbakraoui. they left behind a note in the crash. >> he said i don't know what to do. i am on the run. people are looking for me everywhere and if i give myself up, i will end up in a cell. >> reporter: the prosecutor said the brothers had criminal records but nothing linking to terrorism and the focus is now tracking down the fugitive hot on the right in this picture. >> and [ indiscernible ] which detained explosives and the most important one and he ran away. >> reporter: the manhunt is continuing around the clock from the air and on the ground. police arresting two overnight. and -- [ indiscernible ] and the other in custody and being questioned. abc news learned the searches and arrests are taking place at an address provided to police by a taxi driver who said that that is where they picked up three men with big bags, where police discovered bomb-making >>> and one of the outlooks to all of this is airlines around the world are waving booking fees for passengers flying to or from brussel's