Error message

• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).
• Warning: Cannot modify header information - headers already sent by (output started at /home/content/23/10658123/html/newha.com/index.php:3) in drupal_send_headers() (line 1503 of /home/content/23/10658123/html/newha.com/includes/bootstrap.inc).