You could start work a little fuzzy-headed on monday, but don't let that keep you from tackling your highest priorities first. If you need to make a choice, go with paperwork over people-work. Keep your head down if troubles erupt midweek. Your involvement could only prolong the fighting and won't help one side win out over the other. New information starts to come in friday. You might want to check in through the weekend to see how it develops. It will change the way you approach rivals in the next few weeks.