By Justin Barrasso The spotlight will be on the middleweight champ’s defense in the main event. Here are four notable storylines to follow Saturday. View the original article to see embedded media. Israel Adesanya looks to reassert his dominance at UFC 271 this Saturday, which takes place at the Toyota Center in Houston, Texas. The card is headlined by Adesanya, who defends the UFC middleweight title against Robert Whittaker in a rematch of their UFC 243 fight from 2019. Adesanya knocked out Whittaker in that bout, and he has steamrolled through the division in his ensuing three middleweight f…