Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Marisol Nichols
Table title:
Television
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=3 > 1996 </td><td colspan=1 rowspan=1 > My Guys </td><td colspan=1 rowspan=1 > Angela </td><td colspan=1 rowspan=1 > TV Pilot </td></tr>
<tr> <td colspan=1 rowspan=1 > Due South </td><td colspan=1 rowspan=1 > Melissa </td><td colspan=1 rowspan=1 > Episode: "Some Like It Red" </td></tr>
<tr> <td colspan=1 rowspan=1 > Beverly Hills, 90210 </td><td colspan=1 rowspan=1 > Wendy Stevens </td><td colspan=1 rowspan=1 > Episode: "Ray of Hope" </td></tr>
<tr> <td colspan=1 rowspan=2 > 1997 </td><td colspan=1 rowspan=1 > ER </td><td colspan=1 rowspan=1 > Angie </td><td colspan=1 rowspan=1 > Episode: "The Long Way Around" </td></tr>
<tr> <td colspan=1 rowspan=1 > Diagnosis: Murder </td><td colspan=1 rowspan=1 > Sally Tremont </td><td colspan=1 rowspan=1 > Episode: "Malibu Fire" </td></tr>
<tr> <td colspan=1 rowspan=1 > 1998 </td><td colspan=1 rowspan=1 > Cybill </td><td colspan=1 rowspan=1 > Book Store Clerk </td><td colspan=1 rowspan=1 > Episode: "Fine Is Not a Feeling" </td></tr>
<tr> <td colspan=1 rowspan=2 > 1999 </td><td colspan=1 rowspan=1 > Odd Man Out </td><td colspan=1 rowspan=1 > Lauren </td><td colspan=1 rowspan=1 > Episode: "The First Girlfriend's Club" </td></tr>
<tr> <td colspan=1 rowspan=1 > Boy Meets World </td><td colspan=1 rowspan=1 > Kelly </td><td colspan=1 rowspan=1 > 2 episodes:"The Honeymoon Is Over""Pickett Fences" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2000 </td><td colspan=1 rowspan=1 > Malcolm & Eddie </td><td colspan=1 rowspan=1 > Kelly </td><td colspan=1 rowspan=1 > Episode: "Swooped" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2000–02 </td><td colspan=1 rowspan=1 > Resurrection Blvd. </td><td colspan=1 rowspan=1 > Victoria Santiago </td><td colspan=1 rowspan=1 > 53 episodes </td></tr>
<tr> <td colspan=1 rowspan=2 > 2002 </td><td colspan=1 rowspan=1 > Alias </td><td colspan=1 rowspan=1 > Rebecca Martinez </td><td colspan=1 rowspan=1 > Episode: "Dead Drop" </td></tr>
<tr> <td colspan=1 rowspan=1 > The Twilight Zone </td><td colspan=1 rowspan=1 > Sgt. Joanne Yarrow </td><td colspan=1 rowspan=1 > Episode: "Hunted" </td></tr>
<tr> <td colspan=1 rowspan=6 > 2003 </td><td colspan=1 rowspan=1 > The Division </td><td colspan=1 rowspan=1 > Rochelle </td><td colspan=1 rowspan=1 > Episode: "Murder.com" </td></tr>
<tr> <td colspan=1 rowspan=1 > Friends </td><td colspan=1 rowspan=1 > Olivia </td><td colspan=1 rowspan=1 > Episode: "The One with Rachel's Dream" </td></tr>
<tr> <td colspan=1 rowspan=1 > CSI: Crime Scene Investigation </td><td colspan=1 rowspan=1 > Jane </td><td colspan=1 rowspan=1 > Episode: "All for Our Country" </td></tr>
<tr> <td colspan=1 rowspan=1 > Law & Order: Special Victims Unit </td><td colspan=1 rowspan=1 > A.D.A. Bettina Amador </td><td colspan=1 rowspan=1 > Episode: "Mother" </td></tr>
<tr> <td colspan=1 rowspan=1 > Nip/Tuck </td><td colspan=1 rowspan=1 > Antonia Ramos </td><td colspan=1 rowspan=1 > Episode: "Antonia Ramos" </td></tr>
<tr> <td colspan=1 rowspan=1 > Charmed </td><td colspan=1 rowspan=1 > (Future) Bianca (a Phoenix witch) </td><td colspan=1 rowspan=1 > Episode: "Chris-Crossed", Charmed's highest rated non-season-premiere episode </td></tr>
<tr> <td colspan=1 rowspan=1 > 2004 </td><td colspan=1 rowspan=1 > Cold Case </td><td colspan=1 rowspan=1 > Elisa </td><td colspan=1 rowspan=1 > 6 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2005 </td><td colspan=1 rowspan=1 > Blind Justice </td><td colspan=1 rowspan=1 > Detective Karen Bettancourt </td><td colspan=1 rowspan=1 > 13 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > In Justice </td><td colspan=1 rowspan=1 > Sonya Quintano </td><td colspan=1 rowspan=1 > 12 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > 24 </td><td colspan=1 rowspan=1 > Nadia Yassir </td><td colspan=1 rowspan=1 > 24 episodes Nominated—ALMA Awards for Outstanding Actress in a Made for Television Movie or Miniseries (2007, 2008) </td></tr>
<tr> <td colspan=1 rowspan=2 > 2009 </td><td colspan=1 rowspan=1 > Life </td><td colspan=1 rowspan=1 > Whitney 'Plum' Paxman </td><td colspan=1 rowspan=1 > Episode: "Initiative 38" </td></tr>
<tr> <td colspan=1 rowspan=1 > The Storm </td><td colspan=1 rowspan=1 > Det. Devon Williams </td><td colspan=1 rowspan=1 > miniseries </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 2010 </td><td colspan=1 rowspan=1 > The Gates </td><td colspan=1 rowspan=1 > Sarah Monohan </td><td colspan=1 rowspan=1 > 13 episodes </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > NCIS: Los Angeles </td><td class="highlighted"  colspan=1 rowspan=1 > Tracy Keller </td><td colspan=1 rowspan=1 > Episode: "Stand-off" </td></tr>
<tr> <td colspan=1 rowspan=2 > 2012 </td><td colspan=1 rowspan=1 > GCB </td><td colspan=1 rowspan=1 > Heather Cruz </td><td colspan=1 rowspan=1 > 10 episodes </td></tr>
<tr> <td colspan=1 rowspan=1 > Private Practice </td><td colspan=1 rowspan=1 > Lily Reilly </td><td colspan=1 rowspan=1 > Episode: "The World According to Jake" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2014–15 </td><td colspan=1 rowspan=1 > NCIS </td><td colspan=1 rowspan=1 > ATF Special Agent Zoe Keats </td><td colspan=1 rowspan=1 > Episodes: "Parental Guidance Suggested", "The Enemy Within", "No Good Deed" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015–2016 </td><td colspan=1 rowspan=1 > Teen Wolf </td><td colspan=1 rowspan=1 > The Desert Wolf </td><td colspan=1 rowspan=1 > Recurring role </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015–16 </td><td colspan=1 rowspan=1 > Criminal Minds </td><td colspan=1 rowspan=1 > Agent Natalie Colfax </td><td colspan=1 rowspan=1 > Episodes: "The Witness", "A Badge and a Gun" </td></tr>
<tr> <td colspan=1 rowspan=1 > 2017–present </td><td colspan=1 rowspan=1 > Riverdale </td><td colspan=1 rowspan=1 > Hermione Lodge </td><td colspan=1 rowspan=1 > Main role </td></tr>
</table>
Question:
Which actor played the character Tracy Keller in NCIS: Los Angeles in 2010?
Answer:
In 2010, Marisol Nichols played as Tracy Keller in NCIS: Los Angeles.