Whether you're seeking shelter amidst Sandy or are just looking for ways to stay stylish in the cold, Diane Kruger proved the power of a go-to trench for cooler months. A trench coat is one of those versatile pieces that you really can wear year round. Right now, use it as a shield against the temperamental weather by layering cozy knits underneath. Watch today's Fab Flash and take a style cue from Diane! On Allison McNamara: Topshop dress.