JSFiddle - React, Tailwind, and code Playground
HTML
<div id='pic'></div>
JavaScript
$.getJSON("http://en.wikipedia.org/w/api.php?action=mobileview&format=json&page=mumbai&redirect=no§ions=0&prop=text§ionprop=toclevel%7Clevel%7Cline%7Cnumber%7Cindex%7Cfromtitle%7Canchor&callback=?", function(json) {
var wikitext = json.mobileview.sections[0].text;
$('#pic').hide().append(wikitext);
var img = $('#pic').find('.infobox img:first').attr('src');
$('#pic').show().html('<img src="' + img + '"/>');
}
);