A look at the last 72 hours in Boston, from Friday, Oct. 20 through 10 A.M. Monday, Oct. 23, 2006Homicides: 1 Non-fatal Shootings: 0 Non-fatal Stabbings: 5. Street Robberies: 16 Commercial Robberies: 2 Other: 1. (Home Invasion) Auto thefts: 21. Seven people arrested in 4 incidents Auto recoveries. 20 Larceny from Motor Vehicle (motor-vehicle breaks): 59 Residential break-ins: 25 Commercial Break-ins: 7 Note: the information above is preliminary information, and should not be considered official crime statistics. The information is based on an initial review of incident reports and may not be a comprehensive listing of events. It is not a statistical analysis, but rather an initial tally of significant events. Some of the incidents included may be covered in more detail in other blog postings.