He also competed in the final of the 4x400m relay and was also asked to carry the South African flag at the closing ceremony.

BBC: Africa

Roberts' incredible success inside the Beijing Water Cube in September was rewarded with the honour of carrying the Great Britain flag at the Paralympics closing ceremony.

BBC: Profile: David Roberts

The ITAA and its member companies contend that the Broadcast Flag would hurt their business by closing out new markets and limiting the kinds of appliances and software they can sell to consumers.

FORBES: Red Flags Over Hollywood

It officially ended on Sunday as the Paralympics closing ceremony extinguished the flame in the Olympic Stadium for the final time, before the Paralympic flag was handed to the Mayor of Rio de Janeiro, the Brazilian city which will host both Games in 2016.

CNN: London 2012 delivers unexpected legacy