Supporters of a constitutional amendment that would change the way Ohio schools are funded are racing against the clock. They have until early August to gather at least 400,000 signatures to get the measure on the ballot. The proposal is in many ways modeled after Maryland's school funding formula which is largely seen as a success by education advocates across the country. Plain Dealer reporter Scott Stephens recently traveled to Maryland to see first hand what's going on there. ideastream's Eric Wellman spoke with Stephens.