Reuters reports that a car bomb exploded at a checkpoint east of Tripoli on Tuesday, killing at least five guards.
Over a dozen more people were wounded by the blast.
A security source told Reuters that the bomb targeted the Mislattah checkpoint near Khoms, on the coast road between Tripoli and Misrata. This checkpoint links many major cities.
No organizations has claimed responsibility for the attack yet.
November has been a particularly violent month for Libya. A US-led airstrike on November 15 killed a leading Deash commander. On November 11, fighting in Benghazi between Libyan National Army (LNA) and extremists killed at least sixteen people.