Sticking to the agenda:

Summary: you are responsible of the one-hour monthly recycling committee meeting. The meeting is supposed to start at 10 a.m. but Brittany Pearce who is going to present the first thing on the agenda called and told you that she will be late 15 minutes. You already knew it that at least two committee members have other meeting after following this meeting.

What steps can you take to manage the situation?