Mayor Bloomberg has added yet another recognizable name to his ever-growing stable of campaign staffers: Jill Hazelbaker, who most recently served as the national communications director for John McCain's presidential campaign. This comes as Bloomberg is pushing very hard to convince the GOP county chairs to give him permission to run on their ballot line a third time this fall. So far, the chairs have expressed reluctance to say "yes" to the mayor, citing a host of complaints - not the least of which is displeasure with the lack of Republicans working in the Bloomberg administration and the mayor's recent...