UFC 330 live blog: Mackenzie Dern vs. Gillian Robertson

This is the UFC 330 live blog for Mackenzie Dern vs. Gillian Robertson, the strawweight championship co-main event Saturday at Xfinity Mobile Arena in Philadelphia.

Dern is currently ranked at No. 7 on the MMA Fighting Pound-for-Pound chart, while Robertson is No. 6 at 115 pounds in the Global Rankings.

This is the first title defense for Dern (16-5), who became champion this past October at UFC 321 where she defeated Virna Jandiroba to win a belt vacated by Zhang Weili. Dern, a decorated Brazilian jiu-jitsu champion prior to pursuing a career in MMA, struggled to find consistency early in her UFC career, but strung together three crucial wins