The U.S. Coast Guard has created a temporary security zone in San Diego Bay, near the Coast Guard Sector San Diego. This area will be protected from possible threats like terrorist acts and accidents during specific times on March 10 and 11, 2021. Access to this zone is restricted without permission from the Captain of the Port or their representative. These measures are in place to ensure the safety of important officials and the public around the coast.
Simple Explanation
The Coast Guard is setting up a special area in San Diego Bay to keep everyone safe from bad things that might happen. People can't go in this area unless they have special permission from the person in charge.