Concern swings back to four British Muslims still at Guantanamo Bay.

(From Agence France Presse)

Lawyers voiced concern over the fate of the four British Muslims still held by the United States as terrorism suspects at Guantanamo Bay, Cuba, as five compatriots savoured freedom for the first time in two years.

Police in London released four of the returnees without charge on Wednesday night after questioning them under the Terrorism Act 2000, enabling them to rejoin their loved ones at undisclosed locations away from the press.

The fifth was not taken into custody when the returnees came back to Britain on Tuesday under police escort aboard a special Royal Air Force flight after months of negotiations between London …