11.   The Wall Street Journal reported Friday that the walkout could begin as early as Sunday.

12.   The two sides have provided widely divergent figures since the walkout began, and it has not been possible to reconcile the competing claims.

13.   The walkout began earlier Thursday.

14.   The walkouts began after negotiations with the state broke down Wednesday.

15.   The walkout began at noon on Thursday.

16.   The walkout began over the weekend and became a general strike on Tuesday.

17.   U.S. District Judge Lyle Strom issued a temporary restraining order early Saturday, shortly after the walkout began, said John Bromley, a Union Pacific spokesman.

18.   U.S. District Judge Lyle Strom issued a temporary restraining order early this morning, shortly after the walkout began, said John Bromley, a Union Pacific spokesman.

19.   U.S. District Judge Lyle Strom issued a temporary restraining order early today, shortly after the walkout began, said John Bromley, a Union Pacific spokesman.

20.   Walkouts had begun in the state late Sunday.