VOICED : Clinton Trump frontrunners going into Iowa caucuses

The video covers the Bernie Sanders campaign's efforts in Iowa, highlighting volunteers canvassing to encourage voter turnout. Despite the efforts, many voters remain undecided between Sanders and Trump. Hillary Clinton leads slightly in polls. On the Republican side, Donald Trump and Ted Cruz employ different strategies, with Trump focusing on large rallies and Cruz on smaller venues. Marco Rubio aims for a top-three finish, while Jeb Bush struggles in the polls, focusing on New Hampshire.

What strategy has Donald Trump employed in his campaign compared to Ted Cruz?

What was Jeb Bush's performance in the final poll from the Des Moines Register?