Port Authority Police Look for 18-Year-Old in Connection with Bus Driver Stabbing

Port Authority Police have issued an arrest warrant for 18-year-old William Tyrice Holt in connection with the Thursday stabbing of a bus operator, according to a Port Authority spokesman.

Holt, who also goes by "Swizzy," should be considered armed and dangerous, Public Relations Director Jim Ritchie said in a statement.

Holt is charged with attempted criminal homicide and two felony counts of aggravated assault, according to court documents.

The Port Authority bus operator was stabbed multiple times during the incident in downtown Pittsburgh, police said. 

Anyone with information about Holt is asked to contact Port Authority Police at 412-255-1385.