Police lost keys to Wembley Stadium -- home of the Olympic boxing finals -- last night . Team of detectives sent to search the arena , but found no trace of the missing set . All internal locks inside the 90,000-seat stadium have been changed as a precaution . costs of replacing high - tech laser keys continue to run into tens of thousands of dollars .
Police lost keys to Wembley Stadium -- home of the Olympic football finals -- last week . Team of detectives sent to search the arena , but found no trace of the missing set . All internal locks inside the 90,000-seat stadium have been changed as a precaution . Cost of replacing high-tech laser keys expected to run into tens of thousands of dollars .