The flag of South Africa is flown at half-mast as a sign of mourning when ordered by the President of South Africa . Upon the official announcement of the death of the current or former President, the flag should be flown at half-mast for ten days. The flag should be flown at half-mast for seven days following the death of the Deputy President, the Chairperson of NCOP, the Speaker of the National Assembly or the Chief Justice.  For example, the flag was flown at half-mast from 6–15 December 2013 during the national mourning period for Nelson Mandela . 
Miami-Dade County Public Schools is the fourth largest school district in the United States, comprised of 392 schools, 345,000 students and over 40,000 employees. Located at the southern end of the Florida peninsula, the school district stretches over 2,000 square miles of diverse and vibrant communities ranging from rural and suburban to urban cities and municipalities. A truly global community, district students speak 56 different languages and represent 160 countries.
Superintendent Alberto M. Carvalho has led the school district since the fall of 2008. During his tenure, the district has received state and national recognition for unprecedented increases in student achievement and graduation rates.