Copied from thread on the SA forum:

This is from the German news agency:

The organizers of the olympic sailing reagtta in Qingdao (BOCOG) have declared the olympic courses as prohibited zone by 8 tomorrow morning (Tuesday). The announcement, sent to all national bodies, included no reasons and no limit. This was confirmed by the sports director of the german Federationm Hans Sendes. Specualtions in QIngdao are that the organizers might choose harder weapons in their fight against the blossom of the algues.