How US House fell in midterms: Democrats focused, Republicans lost control

The message from Representative Kevin McCarthy, the House majority leader, was urgent and unsparing. In a meeting with Republican lawmakers before they left Washington for the August congressional recess, Mr. McCarthy warned that time was running short: Unless they intensified their campaign efforts and forcefully delivered a coherent message, he said, Republicans would suffer grievous losses in November.

Instead of arresting their political decline, House Republicans proved unable at every turn to stay ahead of their troubles — including many of their own making.

By Labor Day, Republicans were fatally unprepared for an onslaught of Democratic campaign spending that overwhelmed