Over the last two years, the stars of Tallinn 2011 European Athletics Junior Championships - Dafne Schippers, Jodie Williams and Angelica Bengtsson have made a successful transition to the next level. When the Tampere 2013 European Athletics U23 Championships begins on Thursday 11 July, they will once again be among the front runners for the top prize in their respective events. Here's a preview of the women's events in Tampere: