XmlTextReader I couldn't getting my data

Merhaba

I need to get value a column: I wrote this:

XmlTextReader myReader = new XmlTextReader("./Redirect.xml");
myReader.Read();
while (myReader.Read())
{
if (myReader.NodeType==XmlNodeType.Element&&myReader.Name=="FL")
{
myReader.MoveToAttribute("val");
if (myReader.Value == "POTENTIALID")
{
Console.WriteLine(myReader.Value);
}
}

Print:

POTENTIALID

...

XML

1786565000003693003
1786565000000093003

...

can you help me how can I reach all pottentialIds 1786565000003693003(POTENTIALID)