The Royal Navy's flagship HMS Bulwark will sail into Weymouth later as the force prepares to provide security for the sailing events at the Olympic Games.
Patrol vessels, landing craft, the Royal Marines and Merlin Helicopters will patrol the coast of Dorset during the games.
More top news
More than 100 firefighters are tackling thatch fire at a Hampshire hotel.
A young woman from Lewes in Sussex has been killed while serving with all-female Kurdish forces in Syria.
There is a row over the level of compensation on offer for the South Western Railway passengers, who were stranded on trains in snow.