That misstep turned the narrative into how Romney would handle (or mishandle) a crisis, rather than keeping the focus on Obama.
A man hasn't many privileges in this country, but he might at least be allowed to mishandle his own rifle.
I hope they'll be all right careful of them pianos and not mishandle them so they'll get out of tune.
c.1500, from mis- (1) + handle (v.). Related: Mishandled; mishandling.