Posted in NEWS Biden’s effort to reunite Trump-era separated families is trickiest immigration challenge January 23, 2021 More than 600 families remain separated, with parents’ whereabouts unknown. Biden’s efforts to reunite them could be his top immigration challenge. http://rssfeeds.usatoday.com/~/642362164/0/usatoday-newstopstories~Bidens-effort-to-reunite-Trumpera-separated-families-is-trickiest-immigration-challenge/