The Right Stuff: On the Road with "GMA" lifestyle contributor Lori Bergamotto in Philadelphia; professional tennis player Frances Tiafoe; pizza chef Mark Iacono; "GMA" contributor Jess Sims talks to rising tennis player about his journey to the U.S. Open.

Guest judges Israel Idonije (former NFL player for Chicago Bears), Fabio Viviani (chef and restaurateur) and Tracy Butler (WLS meteorologist) will sample tacos from two Chicago eateries.