Two city buses crashed into each other in Bronx on Wednesday, sending 17 people to the hospital. The two MTA buses on the BX9 route collided as they were picking up passengers at W Kingsbridge Rd and Kingsbridge Terrace in Marble Hill about 9:15 Am. Witnesses said one bus backed into the other as it was in front of bus stop. Medics took 17 passengers from the two buses to area hospitals for treatment. One injured person refused medical attention. All of the injuries were minor. MTA officials were investigating the incident Wednesday.