"A victory", "important result", "history being made": campaigners celebrate outside the United Kingdom's Supreme Court in London as the top court rules on the definition of "a woman" as based on sex at birth, a landmark decision with far-reaching implications for the bitter debate over trans rights. "We went in there completely cold, we were shaking, we were really scared, but that was a brilliant ruling" says co-director of For Women Scotland Susan Smith. IMAGES AND SOUNDBITES COMPLETES VIDEO 42HK39D, 42H96G2 AND 42GX7NQ