Call or fold the river with AA?

Seat 1: tnhan ( $78.25)
Seat 2: SneakrFreakr ( $51.55)
Seat 3: xcuseme_sir ( $50)
Seat 4: orentha ( $91.10)
Seat 5: ChapelHill84 ( $53.60)
Seat 6: Likester ( $110.15)
tnhan posts small blind (0.25)
SneakrFreakr posts big blind (0.50)
** Dealing down cards **
Dealt to SneakrFreakr [ A [img]/images/graemlins/heart.gif[/img], A [img]/images/graemlins/spade.gif[/img] ]
orentha folds.
ChapelHill84 folds.
Likester folds.
tnhan calls (0.25)
SneakrFreakr raises (1) to 1.50
tnhan calls (1)
** Dealing Flop ** : [ 8 [img]/images/graemlins/heart.gif[/img], K [img]/images/graemlins/spade.gif[/img], 7 [img]/images/graemlins/club.gif[/img] ]
tnhan checks.
SneakrFreakr bets (2)
tnhan calls (2)
** Dealing Turn ** : [ T [img]/images/graemlins/spade.gif[/img] ]
tnhan checks.
SneakrFreakr bets (5)
tnhan calls (5)
** Dealing River ** : [ 9 [img]/images/graemlins/spade.gif[/img] ]
tnhan bets (10)
SneakrFreakr ???

What is my line here? Villain seemed to be a solid tight player. He hasn't done anything special in 15 minutes I played with him. What do you think about my play on each street? And main question: what should I do on the river?