Complex sentence: Leake attended Valley Center High School his Freshman and Sophomore years where he started on the Varsity Baseball team Fallbrook High School in Fallbrook, California, where he lettered in baseball 2 years and was co-team captain for the baseball team his senior season.
Split into simpler sentences: Leake attended Valley Center High School his Freshman and Sophomore years where he started on the Varsity Baseball team. Mike transfered to Fallbrook High School in Fallbrook, California, where he lettered in baseball 2 years and was co-team captain for the baseball team his senior season.