A roadside bomb exploded early Tuesday close to a Lebanese Army patrol in the northern city of Tripoli, the military said.
The Army said there were no casualties from the 3:15 a.m. blast, The Daily Star reported.
In a statement, the military said the 800 gram bomb - put in a metal box with a quantity of metal balls - was planted on the side of a road in the Tripoli neighborhood of Bab al-Raml.
The Army sealed off the area, and the military police launched an investigation into the explosion.