* Elizabeth Leachman (left) won this week's NPOTW poll; Samantha Humphries (right) is a nominee for this week's Performer Of The Week

In her season opener, Elizabeth Leachman of Boerne Champion (TX) waisted zero time posting a mark for her competitors to chase.

At the Westlake Chaparral Invitational, the sophomore clocked a new 5K personal best of 16:34 to win the title by nearly 90 seconds and she currently stands as the fastest girl in the nation. 

Her performance equaled a 156 speed rating, which indicates she ran fast on a challenging course. 

During the week, Leachman earned 59-percent of the votes and was named this week's National Girls Performer Of The Week. 

It's time to vote for this week's NPOTW. The poll will end on Friday and winners will be announced the following Monday.

Here are the nominations for the Nationals Girls Performer Of The Week:

Katelyn Rupe, Salina Central (KS): The defending KHSAA 5A State champion clocked a 17:41 at the Great Bend Invitational to win the title. Her performance earned a 146 speed rating for her efforts. 

Samantha Humphries, Flower Mound (TX): At the Marcus Coach T Invitational, Humphries won the title and led Flower Mound to a team victory with 114 points. As she clocked 17:09 to win the title, her performance earned a 143 speed rating. 

Rylee Blade, Santiago Corona (CA):  The junior put together a dominating performance at the Cool Breeze Invitational. She nearly won the individual title by 60 seconds with a 16:30 for three miles. 

Chiara Dailey, La Jolla (CA): The sophomore debuted her season with a new three-mile personal best to win the CCA Ravens Invitational. While she earned a 152 speed rating for her performance, Dailey clocked 15:54 and had a 12-second gap on the runner up. 

Adria Favero, Olympus (UT): As a freshman, Favero won the 5K title at the Timpanogos Cross Country Invitational on Friday and was able to cross the line ahead of a few of the nation's best distance athletes. The Salt Lake City runner was the first girl to cross the finish line in 18:18, which was a new personal best for her.