UPDATE: Missouri ignition lock law could affect 70,000

Wednesday, June 24, 2009 | 5:17 p.m. CDT; updated 6:23 p.m. CDT, Wednesday, June 24, 2009

JEFFERSON CITY — As many as 70,000 Missouri residents convicted of alcohol-related traffic offenses could have to install breath-monitoring devices on their vehicles if they want to legally drive after July 1.