Dramatic last-minute winner from Messi wins El Clasico for Barcelona

Lionel Messi scored his 500th Barcelona goal as his stoppage-time winner against 10-man Real Madrid breathed life into his side's title challenge.

Messi - sporting a black eye and damaged teeth following Marcelo's first-half challenge - struck twice in a dramatic 3-2 win to take Barcelona back to the top of LaLiga.