ST. PAUL -- President Barack Obama will tell select Minnesotans on Monday about his plan to reduce gun violence by increasing gun-buyer background checks, outlawing assault weapons and high-capacity ammunition clips and strengthening programs to prevent the mentally ill from become mass shooters. ST. PAUL -- President Barack Obama will tell select Minnesotans on Monday about his plan to reduce gun violence by increasing gun-buyer background checks, outlawing assault weapons and high-capacity ammunition clips and strengthening programs to prevent the mentally ill from become mass shooters.