Code in feedburner emails

I monitor the emails I am sending out and notice that where animage is used in a blog, the code appears in the recipient’s email

Here is a sample

Despite the mobilisation of all community resources, Les Feig remains missing from Melbourne’s Montefiore Community Residence in St Kilda. [caption id="attachment_877" align="alignleft" width="150" caption="Les Feig"][/caption] Living under the attention of Jewish Care, Les is believed to have been last seen in the Dandenong area. The issued description and know details: 54-years old Short grey hair Distinctive sharp …

How do I avoid the code being shown?

Henry