OANDA Senior Market Analyst Craig Erlam talks about the UK100 (FTSE 100) and asks whether it’s starting to show signs of topping out. The FTSE 100 index UKX, 0.64% jumped 1.5% to 6,230. For the week, the index is down 1%. The pound GBPUSD, -0.15% dropped 0.4% to $1.2730.