iOS ImageView Help

#import "PhotoImageViewController.h"
#import "FlickrFetcher.h"

@interface PhotoImageViewController () <UIScrollViewDelegate>

@property (weak, nonatomic) IBOutlet UIScrollView *scrollView;
@property (weak, nonatomic) IBOutlet UIImageView *imageView;


@end

@implementation PhotoImageViewController


@synthesize photo = _photo;
@synthesize imageView = _imageView;
@synthesize scrollView = _scrollView;

NSURL *photoURL;



-(void)setPhoto:(NSDictionary *)photo{

    _photo = photo;
    photoURL = [FlickrFetcher urlForPhoto:photo format:FlickrPhotoFormatLarge];
    NSLog(@"%@",photoURL);
    NSData *data = [[NSData alloc] initWithContentsOfURL:photoURL];
    UIImage *tmpImage = [[UIImage alloc] initWithData:data];
    [self.imageView setImage:tmpImage];

}
-(UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView{
    return self.imageView;
}


-(void)viewDidLoad{
    //self.scrollView.delegate = self;
    [super viewDidLoad];
    //self.scrollView.contentSize = self.imageView.image.size;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    [tableView deselectRowAtIndexPath:indexPath animated:NO];
    photo = [self.photos objectAtIndex:indexPath.row];
    
    [self performSegueWithIdentifier:@"show location photo" sender:self];
}

- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    if ([segue.identifier isEqualToString:@"show location photo"]) {
        PhotoImageViewController *controller = (PhotoImageViewController *)segue.destinationViewController;
       [SIZE="4"] controller.photo = photo[/SIZE];
      

    }
}