finally tonight, america strong. the firefighters answering the call, answering a wish. these are the firefighters from anne arundel county and baltimore city engine 42. they re about to surprise their fellow firefighter, michael faherty and his wife, marching to their home. the fire trucks arriving, too. and inside, michael and his wife, karen, have no idea everyone is coming. including someone new. the couple had applied to adopt a baby. they had long been waiting. and when they came to the front door, they told them, we ve got something for you. we got something for you! delivery! reporter: then, from behind the ambulance, dr. dean kirshner with the agency adoption makes family, holding their new baby boy in his arms. let s go. congratulations! woo! yeah! reporter: and just look at karen when she learns she has just become a mother. the boy s birth parents had chosen michael and karen months earlier and had asked the agency
to surprise them. here s your baby boy. reporter: seeing their son for the first time. karen and michael overcome. a kiss from mom, and those comrades waiting with one more surprise. what? no. reporter: an ambulance full of diapers. tonight, michael and karen telling us they ve named their baby boy michael iii. all are doing well. and the birth parents have now seen the video and are thrilled. the birth mom saying, they love him. that s what we wanted. those new parents tonight grateful. it was such a gift the birth parents gave to us. we dreamt about this time for so long and without them, this dream would never come true. a wish come true. doesn t get any better than that. good night. only a moment to react. tonight we re getting our first