Updates from G4S, Boeing and Witan

The FTSE 100 finished at 6,510 points on Tuesday, ahead by almost 7 points. Kazakhmys was the day's biggest riser, up +6.05% while British Land Co saw a -4.39% dip. The Dow Jones managed a small 3.7 point climb, ending at 14,450.

Overnight, Asian stocks returned recent gains with the Nikkei currently down -0.61% and the Hang Seng down -0.97%.