Demographers estimate that Latinos account for more than half of Texas’ growth over the past decade, but Democratic lawmakers and organizers worry that a census undercount could result in less representation and federal dollars for the community. Last month's initial release of state population counts brought Texas two additional U.S. House seats — one fewer than many experts had predicted — and suggested that a significant number of people were never counted. Legislative mapmakers are awaiting more detailed population data before they begin the tedious and contentious work of redraw...