Barbora Krejcikova of the Czech Republic came from a set behind to secure a semi-final win at the Strasbourg Open in France on Friday. Krejcikova brought an end to German qualifier Jule Niemeier's bid to reach the final, with the number five seed winning 5-7 6-3 6-4. Krejcikova has yet to win a WTA singles title, but this is her second final of the season.