Miners were performing well today, with EVRAZ and ENRC among the highest risers on the blue-chip index. However, Rio Tinto was in the red despite the Australian Competition Tribunal ruling that its Hamersley and Robe rail network should not be opened up to other users. Supermarket giant Tesco was on shopping lists after Exane BNP Paribas upgraded the stock to 'neutral' and lifted its target price from 320p to 375p. Meanwhile, oilfield services group Petrofac also rose after Oriel Securities raised its rating to 'hold'.Randgold Resources was tracking the price of gold lower, while Burberry continued to suffer after last week's sell-off following a number of board changes. Industrial project management and construction group Wood Group was also lower, despite announcing that it has won a contract for an offshore oil & gas production facility in the Norwegian part of the North Sea. FTSE 100 - RisersEurasian Natural Resources Corp. (ENRC) 394.00p +4.32%Evraz (EVR) 295.00p +2.25%Morrison (Wm) Supermarkets (MRW) 255.50p +2.16%Tesco (TSCO) 368.10p +1.52%Admiral Group (ADM) 1,245.00p +1.38%Sage Group (SGE) 334.10p +1.06%Aviva (AV.) 360.60p +1.04%Centrica (CNA) 342.60p +0.74%Bunzl (BNZL) 1,149.00p +0.70%Sainsbury (J) (SBRY) 334.00p +0.69%FTSE 100 - FallersRandgold Resources Ltd. (RRS) 5,825.00p -2.92%Whitbread (WTB) 2,640.00p -1.93%Burberry Group (BRBY) 1,339.00p -1.90%Experian (EXPN) 1,077.00p -1.73%International Consolidated Airlines Group SA (CDI) (IAG) 214.80p -1.69%ARM Holdings (ARM) 904.00p -1.63%Wood Group (John) (WG.) 806.00p -1.47%Weir Group (WEIR) 2,093.00p -1.41%IMI (IMI) 1,181.00p -1.34%ITV (ITV) 115.30p -1.28%NR