WASHINGTON, Jan. 27 -- Sen. Susan M. Collins, R-Maine, issued the following news release: They are now among the most powerful women in Congress. But when they were first elected in the 1990s, they were often overlooked, or even talked down to. Rep. Kay Granger, R-Texas, remembers that men would avoid asking her questions, addressing other men in the room instead. Rep. Rosa DeLauro, D-Conn., says a male colleague once challenged her at a hearing to describe a military tank engine produced in h more PR