By DAILY MAIL REPORTER Counting down: Natalie Portman enjoyed a stroll through New York today Natalie Portman may be heavily pregnant, but she's not putting her feet up just yet. The 29-year-old actress, who is expecting her first child with fiancé Benjamin Millepied, was spotted taking a stroll through the streets of New York today with her dog.She dressed for comfort in runners, leggings and a