Heidi Klum and her mom, Erna Klum, took Heidi's kids along for a stroll in Manhattan on Friday. Leni, Lou, Johan, and Henry Samuel were close by mom and grandma's side as they took in the sights in NYC. Heidi took advantage of some time off from her busy schedule on Project Runway to head outside and enjoy Summer in the city. Heidi and her fellow judges started taping episodes for the show's Read more