You can use the Youtube widget and set the source of it to the YouTube-live's URL.
Here are some samples:
SkyNews: https://www.youtube.com/watch?v=XOacA3RYrXk
EuroNews: https://www.youtube.com/watch?v=Ah04R0okNbQ
France24: https://www.youtube.com/watch?v=J78SdCzzumA
You can use the Stream widget's HTTP stream function and set the source of it to the URL of the stream.
Here are some samples:
News12: http://hls.iptv.optimum.net/news12/nipadlive/index_new.m3u8?callsign=N12TW_CT
Some Arabic TV: http://dwstream2-lh.akamaihd.net/i/dwstream2_live@124400/master.m3u8
You can also use the Stream widget's HDMI Input function and set the source of it to the URL of the stream.
For this you have to have a device that has a HDMI Input.
It will display the input through the stream widget in your content.
An example device that is capable of this is: Xnano X5 or devices with Realtek RTD1295 chipset
To use a UDP stream from your local network you will need a streamer device.
You can also create a local M3U8 stream with a protocol conversion from the RTSP
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