city bombing suspect, ullah was charged with federal terrorism charges tuesday, still being treated at bellevue hospital. police and national guard, continue to guard port authority bus terminal, u.s. acting attorney general said that news conference that ullah came to port authority with purpose, his motivation is no mystery. >> ullah admitted he began researching how to build bombs about a year ago. had been planning this particular attack for weeks. reporter: he began making bomb making material about 3 weeks ago, he posted on his facebook, trump, you failed to protect your nation. >> i think any terrorist out there, or think that president trump is tough on immigration, tough on terrorism. he has been saying, this is like an in your face thing to president but to american people as well. reporter: here is a photo of the port authorities who stopped ullah from fully carrying out his plan of attack, the officers are being hailed as heroes, a bomb tec technician expert was informed by commuters. >> it shows what cops do every day, you are trained to do this stuff, you jump into act. not until