They said the woman hailing from Moradabad in Uttar Pradesh, was found carrying the rounds yesterday evening by CISF personnel at the Adarsh Nagar station when her bag was being scanned.
The lady was travelling with her father and other family members, they said adding her father produced a copy of his arms license and said the 20 rounds of ammunition (.32 calibre) belongs to him.
Security in the Delhi Metro and other public transport facilities is stepped up in view of the Republic day celebrations on January 26.
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