Беда с выводом изображений - Python

class sale_apartment(models.Model):
street = models.CharField(max_length=128)
adress = models.CharField(max_length=10, null=True)
DISTRICT_CHOICE = (
('G','Галицький'),
('L','Личаківський'),
('F','Франківський'),
('Z','Залізничний'),
('Sh','Шевченківський'),
('S','Сихівський'),
)
district = models.CharField(max_length=2, choices=DISTRICT_CHOICE)
floor = models.PositiveIntegerField()
rooms = models.PositiveIntegerField()
cost = models.FloatField()
whole_area = models.FloatField()
living_area = models.FloatField()
SHAPE_CHOICE = (
('1','1/5'),
('2','2/5'),
('3','3/5'),
('4','4/5'),
('5','5/5'),
)
shape = models.CharField(max_length=1, choices=SHAPE_CHOICE)
HEATING_CHOICE = (
('C','Центральне'),
('P','Пічне'),
('I','Індивідуальне'),
('B','Будинкове'),
)
heating = models.CharField(max_length = 1, choices=HEATING_CHOICE)
image = models.CharField(max_length=128, db_index=True, null=True, editable=False)
description = models.TextField(null=True)
 
class sa_images(models.Model):
image = models.ImageField(upload_to="maklers/static/images/sale_apartment/")
item = models.ForeignKey('sale_apartment', related_name='images')

#Вывод списка всех записей(без изображений)
def sa_view(request):
sa_list = sale_apartment.objects.all().order_by('-id')
return render_to_response('sale_apartment.html', {'sa_list':sa_list})
 
#Вывод конкретной записи(с изображениями)
def sa_single_view(request, sa_id):
sa_single = get_object_or_404(sale_apartment, pk=sa_id)

vars = dict(
street = sa_single.street,
district = sa_single.get_district_display(),
floor = sa_single.floor,
rooms = sa_single.rooms,
cost = sa_single.cost,
whole_area = sa_single.whole_area,
living_area = sa_single.living_area,
shape = sa_single.get_shape_display(),
heating = sa_single.get_heating_display(),
description = sa_single.description,
images = sa_images.objects.all(),
)
return render_to_response('sa_single.html', vars, context_instance = RequestContext(request))

{% block content %}
 
{{ street }}
{{ district }}
{{ rooms }}
{{ floor }}
{{ cost }}
{{ whole_area }}
{{ living_area }}
{{ shape }}
{{ heating }}
{{ description }}
{{ images }}
 
{% endblock %}