Speaker John Boehner, R-Ohio, sent a letter urging President Barack Obama to support GOP-sponsored legislation Monday. STORY HIGHLIGHTS Top Republicans send a letter to Obama asking support for two GOP regulatory relief billsThe GOP pushes for changing EPA regulations and easing up on the cement industryObama has been pushing a $447 billion job creation plan Washington (CNN) -- House Republicans tried to seize the political upper hand in the job-creation debate Monday, urging President Barack Obama to support GOP-sponsored legislation designed to ease industry burdens imposed by environmental regulations, among other things.Speaker John Boehner, R-Ohio, and other GOP leaders sent...