According to the Michigan State Police website, 528,320 of Michigan's 9.9 million residents were licensed to carry concealed weapons as of March 1.

By March 24, the number of approved CPL applications rose to 539,036 statewide, a jump of more than 10,000 in just 24 days, according to State Police data accessed by the Macomb Clerk's Office.  Here's more from the Lansing State Journal.