 Complete the following phrase:  He came close to winning a medal at the 2004 World Indoor Championships but he missed out after coming fourth in the 800 m behind Brazils Osmar dos Santos. He improved his personal best to 1:43.68 at the Weltklasse Zürich meeting prior to the 2004 Summer Olympics. He did not build on this form on his Olympic debut, however, as he was eliminated in his semi-final and finished in seventh place. Laâlou qualified for the 