Personal jabs, billionaire donors and party loyalty fuel heated Maine Senate debate

Sen. Susan Collins, R-Maine, and Democratic challenger Troy Jackson clashed over billionaire donors, party loyalty and working-class voters Thursday night as their fourth debate took a notably personal turn.

In the debate's top moments, Jackson needled Collins over whether she had meaningfully pushed back on Republican-led decisions she disagreed with. Collins defended her record and questioned whether Jackson would stand up to his own party when pursuing the best interests of Maine.

COLLINS...