"The Significance of New Hampshire's Primary in Presidential Elections"

New Hampshire's presidential primary is underway, with former President Donald Trump leading the Republican race and Nikki Haley as his main challenger. Trump has received endorsements from prominent Republicans, while Haley aims to win over independent and educated voters. The Democratic primary is overshadowed by President Biden's expected victory. The New Hampshire Attorney General's Office is investigating a fake robocall impersonating President Biden, urging voters not to participate in the primary. The state's unsanctioned primary means Biden is not on the ballot, prompting a write-in campaign.