Major League Baseball is making some changes designed to speed games but won't implement more radical proposals this year. MLB also will post stadium clocks timing pitching changes and between-inning breaks. MLB did not institute many of the ideas experimented with during the Arizona Fall League, such as a 20-second clock between pitches, a limitation of pitcher's mound conferences involving catchers and managers, and no-pitch intentional walks. The pitch clock will be used in the minor leagues at Double-A and Triple-A. Penalties for violating the new rules start May 1 and will involve only fines, and MLB said it is likely to announce only fines involving repeat flagrant violators. More...