Answer:
Yes they are good examples of documentary photography.
Yes I would consider Wilkes to be a documentary photographer.
Explanation:
The historical Regata event photos from Wilkes provides a record of the event's proceedings.
His photos from the Obama inauguration ceremony also provide a record of the days events.
Thereby, this photos qualify Wilkes to be a documentary photographer.
You have to breath right. breath through the gut. keep your shoulders up and your head up. do not lock your knees, keep them bent a little throughout the performance.
First one is true
and second one is might be false but i'm not sure