A swarm of locusts appears on the horizon near a Midwestern town and the inhabitants must find a way to destroy or divert them before the insects devour the area's valuable crops A swarm of locusts appears on the horizon near a Midwestern town and the inhabitants must find a way to destroy or divert them before the insects devour the area's valuable crops A swarm of locusts appears on the horizon near a Midwestern town and the inhabitants must find a way to destroy or divert them before the insects devour the area's valuable crops A swarm of locusts appears on the horizon near a Midwestern town and the inhabitants must find a way to destroy or divert them before the insects devour the area's valuable crops