The School District of Philadelphia is tweaking its lottery system - again. With the application and rank choice period less than a month away, KYW Newsradio Education Reporter Mike DeNardo lays out exactly what parents and students need to know about an important process that only underwent significant change three years ago. 

Listen to The Week In Philly live on KYW Newsradio every Saturday at 5am and 3pm, and Sunday at 3pm.