will replace the current lightrail fleet. 175 vehicles have been poixd. that's the number operated today. the vehicles have been compared to new york city's subway cars with what you considered, longitudinal seating and expanding space. >> if we do not increase significantly the number of people who can ride this system around san francisco, we're going to see more cars on our streets, more congestion, more accidents, more pollution. >> the most significant challenge will be the quality of vehicle which will require significantly fewer repairs. right now the cars break down. the new vehicles should last about 59,000 mile before needing to be replaced. >>> a pit bull stolen during a burglary is back with her owner. this is a picture after she went missing over the weekend. the good samaritan spotted him and called police. the story got a lot of attention after the green day front man shared it on enat a gram. the officers arrested the suspect, charging her with multiple charges. >>> makes your heart fluter and at teem brings tears to my eyes. >>> how the c