Lana Del Rey Teases 'White Dress' Single; Country Covers Album Also Completed

In an Instagram post, Lana Del Rey shared a 20-second video of her rollerblading down an empty, sunny highway as a tease to her next single, "White Dress," off her upcoming Chemtrails Over the Country Club LP that's out this month. In an interview clip in the same post, Del Rey answers an off-camera…