courtney keeley has been in new york. let's go live to kourtney now. hi. what has been happening?reporter: it's blen an incredible, bone-crunching terrible day. what you are seeing here behind me is a moment of levity. now, the police officers have been put at ease. the ceremony has just finished. and the body has been taken, the officer lui has been taken to cypress hill cemetery nearby. there is seemingly, at least hundreds of police officers escorting that casket slowly through the streets. there was a lot of pomp ceremony bulls playing taps the national anthem and it was just the end of what is a terrible two weeks for the nypd because these two officers were killed two weeks ago saturday. they were killed in what the police commissioner called an assassination, sitting in their patrol car outside a housing project in brooklyn targeted by somebody who wanted to kill police officers. and the reason he did was there had been numerous episodes in receipt weeks and months across the country of unarmed black men being killed and then not seeing justice served. there have been prote