Sacramento bureau chief Evan Halper talks about questions being raised about CalPERS in light of its inaction on exorbitant Bell salaries when the pension system found out about them four years ago. Christopher Goffard offers his account of covering, over the last two years, a Los Angeles County program aimed at helping the 50 most vulnerable people on downtown L.A.'s skid row. And senior photo editor Alan Hagman talks about the role of photojournalism at The Times.