22 April 2021 | 12:10pm StockMarketWire.com - The FTSE 100 was just about in positive territory by midday, up 6 points at 6,901.31, as the index continued its fragile recovery from a big sell-off on Tuesday. Pizza chain Domino's Pizza reported a 'strong' first quarter with sales in its delivery business more than offsetting the lower sales from its -impacted collection business. UK & Ireland system sales were up 18.7% to £371.3 million in the first quarter of the year, which was largely unaffected by the impact of Covid-19. Its share price fell 0.9% to 363.6p. Mining company Anglo American's share price was down 1% to £30.39 as it reported a 3% rise in first-quarter production, but trimmed its guidance for metallurgical and thermal coal following a fall in output.