diff --git a/swirl_dynamics/projects/debiasing/rectified_flow/main.py b/swirl_dynamics/projects/debiasing/rectified_flow/main.py
index 51387f2..2976a70 100644
--- a/swirl_dynamics/projects/debiasing/rectified_flow/main.py
+++ b/swirl_dynamics/projects/debiasing/rectified_flow/main.py
@@ -19,6 +19,8 @@
 
 from absl import app
 from absl import flags
+from absl import logging
+
 import jax
 from ml_collections import config_flags
 import optax
@@ -30,6 +32,7 @@
 from swirl_dynamics.templates import train
 import tensorflow as tf
 
+
 _ERA5_VARIABLES = {
     "temperature": {"level": 1000},
     "specific_humidity": {"level": 1000},
@@ -48,6 +51,7 @@
 FLAGS = flags.FLAGS
 
 flags.DEFINE_string("workdir", None, "Directory to store model data.")
+
 config_flags.DEFINE_config_file(
     "config",
     None,
@@ -57,6 +61,16 @@
 
 
 def main(argv):
+  # Flags --jax_backend_target and --jax_xla_backend are available through JAX.
+  if FLAGS.jax_backend_target:
+    logging.info("Using JAX backend target %s", FLAGS.jax_backend_target)
+    jax_xla_backend = (
+        "None" if FLAGS.jax_xla_backend is None else FLAGS.jax_xla_backend
+    )
+    logging.info("Using JAX XLA backend %s", jax_xla_backend)
+  logging.info("JAX process: %d / %d", jax.process_index(), jax.process_count())
+  logging.info("JAX devices: %r", jax.devices())
+
   if len(argv) > 1:
     raise app.UsageError("Too many command-line arguments.")
   config = FLAGS.config
@@ -279,10 +293,17 @@ def main(argv):
               base_dir=workdir,
               options=ckpt_options,
           ),
+          # Callback to add the number of iterations/second.
+          callbacks.ProgressReport(
+              num_train_steps=config.num_train_steps,
+          ),
           # TODO add a plot callback.
       ),
   )
 
 
 if __name__ == "__main__":
-  app.run(main)
+  # Provide access to --jax_backend_target and --jax_xla_backend flags.
+  jax.config.config_with_absl()
+  handler = app.run
+  handler(main)