A rocket from an unknown location landed in the vicinity of Kabul University on Sunday, a well-placed security source said.
Wishing not to be named, the source added the BM1 rocket landed this afternoon in the vicinity of Kabul University and inflicted no harm.
The investigation had been launched to identify the location from where the rocket was launched.
The rocket hit an area behind Sharia Faculty and caused no casualties.
HJ/PR