 Complete the following phrase:  During the 2018 Winter Olympics, which were broadcast by NBC, other networks generally placed their main lineups of scripted programming on hiatus, barring The CW for selected series. However, the networks continued to air most of their unscripted reality programs as an alternative, with ABC airing The Bachelor and Shark Tank, and CBS airing The Amazing Race. ABC and CBS also scheduled spin-offs of their other signature reality franchises to specifically compete against the Olympics, including The Bachelor Winter Games which featured alumni of The Bachelor and The Bachelorette competing in winter sports challenges, and the first U.S. season of Celebrity Big Brother which aired its season finale against the 