Johnny Barber, a passenger on the "Audacity of Hope", the American boat to Gaza, posted this video on Youtube together with the following message: The Audacity of Hope was stopped at sea by the Greek Coast Guard 20 minutes after leaving the port. Our captain refused to turn back irregardless of the pleas of the Coast guard captain. After about 2 hours, Greek commandos joined the Coast guard vessel and the decision was made to turn back. We are currently at a military dock in Athens, unable to proceed. Johnny Barber, a passenger, on the Audacity of Hope, i was…