It is weak start for the week as benchmark indices opened lower on May 13 with Nifty around 11,250. The Sensex is down 69.91 points at 37393.08, while Nifty is down 27 points at 11251.90. The Indian rupee slipped in the early trade on Monday. It opened lower by 23 paise at 70.14 per dollar versus previous close 69.91 yesterday. For complete information visit the blog.