Both teams missed some golden opportunities to put themselves in front .
It was left to Will Vaulks to net a 91st minute winner for Falkirk and give the Championship side the edge going into the 2nd leg .
Both teams missed some golden opportunities to put themselves in front , but it was left to Will Vaulks to net a 91st minute winner for Falkirk and give the Championship side the edge going into the 2nd leg .