WASHINGTON — At the two-week mark, Republicans and Democrats are bracing for a long government shutdown, with both parties seeing more upside in persisting with their conflicting demands. As a result, neither side is willing to give an inch in the standoff, now the fifth-longest shutdown in the country's history. Republicans say their message is simple: Senate Democrats should vote for the short-term funding bill to reopen the government that passed the House last month and pursue their policy