The Occupy Wall Street marchers make their way from Washington Square park to Zuccotti Park on Sept. 15 at the start of three days of activities to mark the one year anniversary of the start of the movement in New York. John Makely / NBC News
The Occupy Wall Street march commences on Sept. 15 at Washington Square Park in New York. John Makely / NBC News
NYPD officers shadow the Occupy Wall Street protesters as they march down Broadway on Sept. 15. John Makely / NBC News
Tempers flared after the NYPD made their first arrest on Saturday Sept. 15 during the Occopy Wall Street protesters first march of the weekend from Washington Square Park to Zuccotti Park. John Makely / NBC news
Occupy Wall street protesters make their way to Broadway at the start of their Sept. 15 march to Zuccotti Park, the first planned march as part of three days of events to mark the one year anniversary of the movement. John Makely / NBC News
Veteran James Hegler, center, is arrested by NYPD officers at Zuccotti park for trespassing after he refused to move his backpack for the private security firm that overseas the park on Friday Sept. 14. Hegler was release in about five hours and friends secured his belongings for him. A fellow Occupy protester records Hegler's information at right. John Makely / NBC News
Dennis and Elizabeth Carbone still come to Zuccotti park a couple times a week. Elizabeth would like to see an around-the-clock presence by fellow Occupy protesters. John Makely / NBC News
As they gather to recognize the anniversary of the Occupy Wall Street protest movement, activists face several challenges. Competing agendas, leaderless organization and dwindling participation have hampered the efforts but some accomplishments have surfaced.
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