Travel & Leisure is lower today with pub stocks suffering.Pub chain JD Wetherspoon is lower after saying it is losing its finance director and chief operating officer "in due course" after just a couple of years on the board.Punch Taverns' bad spell continues after it said on Tuesday that it plans to sell another 1,300 pubs to help pay off its huge debts.The chemicals sector has reacted well to an update from Scapa, the supplier of technical adhesive tapes. Its shares are up more than 10% after it said it has kept up the positive momentum from the first quarter through the final months of the first half, led by strength in medical and industrial markets."While remaining cautious in the face of increasing commodity prices and currency fluctuations, the board expects full year performance to be ahead of current market expectations," it said ahead of results on 24 November.Top performing sectors so far todayConstruction & Materials 3,584.90 +1.68%Industrial Transportation 2,386.13 +1.61%Chemicals 6,447.44 +1.25%Mobile Telecommunications 3,798.09 +1.17%Aerospace and Defence 3,468.77 +0.95%Bottom performing sectors so far todayPersonal Goods 17,184.51 -1.44%Tobacco 27,801.51 -1.25%Banks 4,982.11 -0.90%Travel & Leisure 4,709.18 -0.70%Industrial Engineering 6,298.57 -0.67%