Yes, you can delegate admins so others can moderate or make changes to your event for you.
- Click on the events tab from the main timeline and click My Events tab at the bottom.
- Click on the event in the list and click on the event menu (3 dots) in the top right hand corner.
- Click on Add Admins and select the individuals that you want to be admins.
- And click Add admins button when you are done.