Former women’s bantamweight champion  Holly Holm put up little resistance to  Kayla Harrison ‘s dominance at UFC 300 on Saturday.   Harrison, a two-time Olympic Gold medalist, made her promotional debut on the historic fight card at T-Mobile Arena in Las Vegas.  Holm was ranked fifth at the time and Harrison thoroughly dominated her.  The fight ended in the second round when Holm was forced to tap out to a rear-naked choke.   Holm released a video statement following the one-sided defeat on social media.