i stood with supervisor mark leno almost 20 years ago when he created the city's first inclusionary housingtood with the community when they corrected the huge mistake of locking in inclusionary rates in the charter, which supervisor fewer said is locking in 140% of a.m.i., the definition of affordability in the charter. we, i think lost hundreds, if not thousands of units that could have been affordable had we not locked in the inclusionary definition in the charter when the market went crazy starting as we came out of the great recession, and it wasn't until 2015 that we were able to take that out of the charter. that was a profound mistake, but we stood with the the city when they needed to cough up millions of dollars for housing project. we stood with the city when they came up with the r.a.d. program for thousands of units of housing. we stood with the city when developers and some deep-pocketed interests put prop p and u on the ballot to pit our most vulnerable populations against middle-class communities. it was a wholly unnecessary fight. the right thing prevailed, and i think we h

. >> mark leno they bart station has shut down . why would they go to that precaution so any perpetrators could not get away or what are your thoughts> it's more in precaution than anything. we would rather inconvenience people unfortunately now it's commute time and people are trying to get home on bart. we've got transport from the airport. they would rather inconvenience folks and put them in a dangerous situation. until they know for sure there is only one perpetrator and nothing else will happen they will act in an abundance of caution. >> this is a large mall. how many people do you need to secure this entire mall?>> it's determined on how active the incident is. you can see from some of the phone video they are trying to cover her as many access as possible. they will call in as many resources as they can. i'm sure they're in a mutual aid situation with other police department. there is swat on the scene. it's a difficult task because there are so many entrances and exits but they will call on resources until they feel comfor