Originally Posted by
CarmenOM
Closing half the lanes is the reason for these changes in the security lines at MSP. They are replacing the flooring at the South checkpoint, closing half the lanes at a time there while the other half are under construction.
Not quite sure what is/isn't being done with the floor, but they actually opened at least one more lane right when I got to the front of the line, so they were definitely not at full capacity before.