Former heavyweight titlist Sergei Liakhovich returns to action to face rising contender Robert Helenius on July 16 in Munich, Germany, promoter Main Events announced. Liakhovich, 35, who signed earlier this year with Main Events, was supposed to end an 11-month layoff by fighting April 9 on the Tomasz Adamek-Kevin McBride undercard. However, Liakhovich withdrew because of a rib injury in the final week of training. Read more: http://sports.espn.go.com/sports/boxing/news/story?id=6620190