Kumar called up Khattar and also expressed his grief over the incident.
The Bihar chief minister directed the Resident Commissioner in Delhi to immediately send officials to Gurugram to meet the grieving family to console them, an official release said.
On the CM's directive, Bihar Director General of Police P K Thakur had a telephonic conversation with his Haryana counterpart and requested him to to take strongest possible action against the culprits in the case, it said.
A conductor of a school bus was arrested in connection with the murder.
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