Are the homeless equivalent to India's sacred cows?

LA nurse, 70, dies at hospital where she worked for 38 years after being beaten by homeless man, 48, then falling and hitting her head while waiting on bus to work

• Sandra Shells, 70, who was badly injured after being struck in the head by a homeless man near Union Station in Los Angeles three days ago, has died
• LAPD arrested Kerry Bell, a 48-year-old homeless man who was found sleeping not far away from the bus station, in connection to the attack
• No motive for the unprovoked attack has been revealed. Bell is being held on $2million bail
• A full investigation of the attack has been open, the LAPD said on Sunday