According to the report, a massive explosion was heard in Dar Saad district in the north of Aden, southern Yemen and local media reported casualties as a result of the blast.
A bomb was exploded when a military vehicle was passing the area and subsequently, a shooting was heard at Dar Saad district.
Eyewitnesses said the blast jolted the area and a column of smoke rose from the area.
A security source told said a bomb was exploded as a military vehicle was passing, followed by heavy gunfire.
Residents said a number of soldiers and civilians were injured in the blast.
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