Mangaluru: A woman passenger traveling in autorickshaw was killed on the spot, while three others sustained grievous injuries after coming in collision with a speeding bus on Sunday morning here on Maani-Mysore state highway in Puttur near Mangaluru. 

The deceased is identified as Leelavati (50yrs) w/o Mohan Gauda, while the injured were identified as Babu Gauda, Susheel, and Kamala. 

The injured were rushed to the hospital for treatment.