By Hamza Shaban
In the middle of the night, the calls come in waves, going silent after a ring or two. It's no one you know, just someone who really wants you to call back.
That's the scam.
The Federal Communications Commission is warning consumers about robocallers who ring up targets, then abruptly hang up. Those who call back are connected to a number that charges by the minute. It's known as a "Wangiri" scam, Japanese for one-ring-and-cut.
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