**The battle for Europe could go down to the wire after the Ospreys and Scarlets failed to wrap up third place in their respective conferences on an entertaining weekend of Guinness PRO14 action.** The Welsh region were seen off by Glasgow Warriors in a vital result for the Scottish club, before Edinburgh pulled off a stunning last-gasp win at Connacht to keep their hopes alive in Conference B. Here, we take a look at five things we learned from Round 15. **Heineken Champions Cup race opens up** The Ospreys headed to Scotstoun knowing a win would guarantee them third spot, which is expected to be enough to secure Heineken Champions Cup qualification.