BY VICKI FERSTEL | Staff writer From college to career: The Advocate's features team tracked down student government presidents of Louisiana four-year colleges from the 2004-05 school year to see what they're up to 20 years later and how their experience as campus leaders affected the trajectory of their lives. Read the first in the series here. Season-ending injury? LSU star linebacker Harold Perkins is expected to miss the rest of the season after suffering a torn ACL in the second half of LSU's 34-17 win Saturday against UCLA. LSU has now lost three key players to season-ending injuries. Senior running back John Emery suffered a torn ACL in practice, and senior defensive tackle Jacobian Guillory tore his Achilles during LSU's win Sept. 7 over Nicholls. Staff writer Wilson Alexander has more on the story. Filling the gap: With a shortage of doctors, Louisiana is relying more and more on nurse practitioners. Staff writer Alena Maschke notes that nurse practitioners can provide many of the same services primary care physicians can — with some exceptions. The focus of these nurses lies on preventative care and sick visits. | 