$2 trin lliosocial spending bill. now it m toveso e thsenate, where rathe zor-thin democratic majority leanoves rm oofor error. s' christinafi rufni a ist het whe uhose. chsta.in >> repteorr: good evening. , wellpridesent biden spthent e y celraebti hngis 79th birthd qayuietly in wilmingt,on dele.ware meanwh tile,hehi wte house is celebrg atinth feorward progress iofts social spending lbil. bt they'olre hdi tnghest reerams until it gs etthrough the senate. of. >>hi ts bill is monumental. 's historic. reporter: the $1.75 trillibuon "ilbad ck better" an includoes mnefoy r expandde meredica, edpriction drug rmrefo, universal pre-k, and hurendds of bilonlis to fightcl ime atchange. we've done our job. dweelivered an even morepr ogssreive, more expansive bill. reporter: bomut sef o those meas muresig nhtot survevi these na, tewhich will geto t make chgeans berefo kicking it back a final time teo th hseou. >> ih ti wnke' wre--e're, you kn, owpretty solid t athis pot. and there' rs noeason whyh tis bi couldn't, you knorw, petty