Love and lingerie: Emily Ratajkowski, Madonna and more stars strip down for Valentine’s Day

It may still be freezing outside — but on social media, stars are bringing the heat.

Emily Ratajkowski, Kendall Jenner, Madonna and more major names stripped down to their skivvies to celebrate Valentine’s Day over the weekend; others, including Halle Berry and Eva Mendes, struck sultry poses sans pants. And of course, ...