Lucknow, Nov 24: Investigations into the serial blasts in Uttar Pradesh are on in full swing. Police are questioning at least three people in Delhi and Faizabad in connection with the blasts.

A police team has now been sent to Maharashtra from where the e-mail threatening cricketers was sent.

The police meanwhile released a second sketch after questioning a cycle shop owner in Faizabad. Police say the cycle used in the blast was purchased from his shop, on the main street, on November 21.

A four-member forensic team also is examining vital clues lifted from the blast site.
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