what will happen come january. reporter: erica, families were hoping for a christmas miracle that build back better would be passed before next year. now these families will not get thyssen handsed child tax credits. families telling us they have to re-do their foreman plans right away. one single mother telling us she s probably going to have to pick up a second job. i see you. reporter: a window into the lopez families reveals christmas cheer. i feel like the chocolate is gone. i wonder where it went. reporter: come new year s, they will face a tough reality, along with 35 million other families. we were at a tight budget already. and with this being removed, it s going to be an even tighter budget. reporter: mom gentleman net viruet referring to the child tax credit. up to $3,600 per child.