KUALA LUMPUR, March 2 — Bursa Malaysia turned mixed at mid-morning, with the key index rising 0.73 per cent, lifted by advances in heavyweights. At 11.05am, the benchmark FTSE Bursa Malaysia KLCI (FBM KLCI) advanced 11.46 points to 1,578.6 from 1,567.14 at Friday’s closing. The key index opened...