greg palcott is live with some additional information from the phone to give us more context. good morning, greg. >> hey heather, abby. we're here in london, nothing is confirmed but what apparently looks like it's confirmed is that a city is under attack not just an airport. the latest word we are getting in literally the last five minutes is that three different subway stations, three different subway stations in brussels have been attacked. we had heard one was attacked and now we're hearing two more have been hit by explosions. this following a massive double explosion at the airport at brussels. we're seeing images of it now as you are as well the win toes of the terminal blown out, the wall tiles falling, structural damage and yes, reports according to various belgian media that the death toll could be as high as ten if not more and that the casualty, the injured could be at least 30. the explosions happened at at least one happened at a ticket counter, another in the departure all area. i've used that airport often and like many airports you do not have to pass through a

greg palcott across town at the subwaystation. greg mentioned the bomb factory, the place where the now dead bomb maker built his weapons of mass destruction and terror. reportedly not just for the attack in brussels, not at all, but also for the paris attacks that happened back in november. searchers and investigators that were there, the so-called bomb factory, said they found that explosive, tatp. it's a compound that looks like regular white sugar. terrorists can buy the materials in drug stores. it's called the mother of satin. it's an explosive mix that's been around for 100 years. we've seen it a lot in recent attacks, including the ones in paris and london, even the failed effort of the shoe bomber, richard reid in new york. let's bring in an explosive ordnance expert. i'm most curious now, the news that's broken in this hour, the bomb maker himself is one who blew himself up at the airport. bomb makers are notoriously protected. they are the most important element of all of this. the bomb maker is the key person in a terr

greg palcott is live for us on the ground in brussels. greg, where does the manhunt stand right now? >> reporter: intense, heather. the suspect list, as you alluded to, is growing. let's give you a little background of what police are finding out. it's coming from the terrible metro or subway bombing that we saw on tuesday leaving 20 people dead, well over 100 injured. turns out on surveillance video a second man was seen alongside the main bomber and he was carrying a large bag, possibly carrying explosives, so he is possibly on the run. and, yes, from the airport bombing another unidentified man is being sought. now that one of the suicide bombers has been identified as the bomb maker, not just for the attacks this week, but for those horrendous terror attacks back in november of last year. and speaking of the paris terror attacks, in court today the lawyer -- the one main suspect that had still been outstanding, saleh abdeslam was held. a lot of security outside. a lot of attention. he, in fact, now wants to be extradited back to france

greg palcott is live for us on the ground in brussels. ntense, heather. the suspect list, as you alluded to, is growing. let's give you a little background of what police are finding out. it's coming from the terrible metro or subway bombing that we saw on tuesday leaving 20 people dead, well or

greg palcott has the new developments from brussels. >> belgium authorities continue their investigation into the terror attacks in brussels four more arrests following a dozen raise. three being held on charges of aiding terrorist groups. this morning prosecutors releasing footage of the main suspect the man in a white coat and hat pulled over his forehead pushing a trolly the day of the bombing. the authorities bracing for the possibility of more attacks. >> you look at places like belgium, france, germany. turkey and other parts, those are areas with high populations that have to be concerned about more attacks. >> secretary state kerry back from a trip and looking for long term exclusions and disguised as refugees. >> the fight is wherever those fighters have come from. >> here in brussels metro lines have been closed since the attack are slowly reopening and some residents happy to see life returning to normal and others say it is too much too soon. >> it is always the same in our country. we tell authorities to pay attention and nothing comes from it. >> love each other. help each