These are the best companies for working moms

NEW YORK — The arms race for better benefits at large employers has improved work life balance for thousands of workers, and one group in particular — new parents. Working Mother magazine released its annual 100 Best Companies list on Tuesday, choosing the top employers based on a variety of benefits, including paid leave, flexible work schedules, female advancement and child care. Every company on the list offers paid maternity leave, while 97% offer paid time off for adoption and [