A vehicle includes a body including an A-pillar, and a windshield having an exterior surface and a lateral edge secured to the A-pillar. The A-pillar has a first part and a second part. The first part is positioned on the second part along the lateral edge of the windshield. The first part is movable relative to the second part from a stowed position wherein an outer surface of the first part is flush with an outer surface of the second part, and a deployed position wherein the outer surface of the first part is positioned entirely outward from the outer surface of the second part. The first part includes a movable member that in the deployed position of the first part is shaped to collect water flowing across the exterior surface of the windshield.