CBSSports.com Baseball Insider Jon Heyman reports Braves prospect Julio Teheran will open the season as the team's fifth starter. Teheran is 1-1 with a 1.29 ERA and 0.57 WHIP through four spring starts. He also has struck out 18 batters and walked just four in 14 innings. MLB.com ranks Teheran as the 31st-best prospect in baseball, while Baseball America has him as No. 44.