By Jack Barnett London’s FTSE 100 today was weighed down by market sentiment softening after Chinese authorities committed to strict measures to contain Covid-19 breakouts over the weekend. The capital’s premier index dropped 0.48 per cent higher to 7,299.99 points, while the domestically-focused mid-cap FTSE 250 index, which is more aligned with the health of the UK economy, jumped over one per cent to 18,559.57 points. Beijing officials over the weekend said they will continue to deploy a zero-Covid policy, raising fears over demand for FTSE 100-listed industrial giants’ products. China is o…