NEW DELHI: US Defence Secretary Donald Rumsfeld has postponed his visit to the sub-continent by a few days and would be reaching here by the middle of next week, Defence Ministry sources here said on Friday.Rumsfeld, coming here on a mission to reduce tensions between Islamabad and New Delhi, was due for talks with top Indian leaders on Sunday, but now has put off his visit till Tuesday-Wednesday.Rumsfeld will now come here after assessing the outcome of the ongoing visit of US Deputy Secretary of State, Richard Armitage.