<p style="margin: 0px; text-align: justify;">At least 18 people have died and 23 were injured in a bus accident in Mexico. The authorities said the bus, which was headed to northern border town of Tijuana from Mexico City, was carrying around 42 passengers. It fell off a highway into a ravine. The driver has been detained. The authorities suspect him of speeding.</p>''<p style="margin: 0px; text-align: justify;"> </p>''<p style="margin: 0px; text-align: justify;"><span style="color: #222222;">According to media reports, last month, at least 29 people were killed after a passenger bus fell into a ravine in the state of Oaxaca.</span></p>