Courses – I’m using Google Chrome and after clicking the lesson, the screen is blank. I hear narration but cannot view any text or graphic

Name: FTI 1138C ICRA Worker Train-the-Trainer IN PERSON SESSION 04072021
Start: 2021-04-07T08:00:00-04:00
End: 2021-04-09T17:00:00-04:00
Location: International Finishing Trades Institute Training Center