SOLUTION
TO 4557 (Winner will be announced in two weeks’ time) ACROSS: 1, Globetrotter; 9, Headdress; 10, Sagas; 11, Rider; 12, Convivial; 14, Glasses; 16, Crew cut; 17, Ocellus; 18, Cassino; 19, Uttermost; 21, Alibi; 22, Issue; 24, Itinerant; 25, Storage space. DOWN: 1, Grandparent; 2, Order; 3, Exercises; 4, Resin; 5, Testiness; 6, Egg; 7, Thyroglobulin; 8, Isolationists; 13, Incriminate; 15, Solar year; 16, Cocktails; 20, Owing; 21, Arena; 23, Set.
Winner of 4556 is Robert Harries, Denbigh, Denbighshire