The I-Team has confirmed that 5 bus drivers testified before the grand jury sitting in Harrisburg on Wednesday.
Sources close to the case tell the I-Team the drivers were granted immunity from prosecution for their testimony.
The LCTA has been the focus of allegations of padding ridership numbers, called ghost riders.
Those ridership numbers are used to help calculate state and federal grants.
The Executive Director of the LCTA denies any wrong doing and says they are cooperating with investigators..
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