About the DSQ yesterday- he did his turns after the incident and sailed the entire race, but they ruled that it was extensive damage so he got the DSQ. He wasn't too happy about it... Especially since that sent him to B fleet and another guaranteed throw out.

44.1 Taking a Penalty
A boat that may have broken a rule of Part 2 while racing may take a penalty at the time of the incident. Her penalty shall be a Two-Turns Penalty unless the sailing instructions specify the use of the Scoring Penalty or some other penalty. However, if she caused injury or serious damage or gained a significant advantage in the race or series by her breach her penalty shall be to retire.