Blue chips rally but weak miners limit progress
The FTSE 100 shrugged off a subdued start to push higher at midday on Tuesday, although an underwhelming session for miners held back further gains.The FTSE 100 index traded 27.12 points higher, or 0.3%, at 8,225.90. The FTSE 250 was down 17.71 points, 0.1%, at 21,120.97, while the AIM All-Share was down 1.33 points, 0.2%, at 781.91.The Cboe UK 100 was up 0.3% at 821.39, the Cboe UK 250 was 0.2% l