Scotland 139 and 95 for 2 (Chalmers 37* Berrington 5*) require another 451 runs to beat Afghanistan 435 and 249 for 5 dec (Shahzad 105* Haq, 2-66) with eight wickets remaining The wisdom of not following-on was questioned last night – and it’s is now clear why. Afghanistan batted well today, but the decision to…