CHICAGO (WLS) -- Police say they've arrested a man for jamming cellphone signals on CTA trains.
CTA officials say they've been investigating a number of complaints about Dennis Nicholl. Some riders took photos of the man using what appears to be a signal-jamming device.
Officers followed 63-year-old Nicholl onto a train at the Loyola station Tuesday morning and arrested him after they allegedly caught him in the act.
He faces one felony count of unlawful interference with a public utility.
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