Mining group Vedanta Resources is the biggest faller in the leading index following reports one of its subsidiaries in India, Sesa Goa, was under investigation over its accounts.
See http://www.guardian.co.uk/business/marketforceslive/2009/oct/27/vedantaresources.
See also Sesa Goa slides on report of accounts probe at http://in.reuters.com/article/businessNews/idINIndia-43468720091027.